20009557620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2287}}^1\times {\mathrm{3739}}^1$

素因数の和:6054

約数の個数: 144

約数和(自身を含む): 65410625280

約数和(自身を除く): 45401067660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2287, 2340, 3739, 4574, 6861, 7478, 9148, 11217, 11435, 13722, 14956, 18695, 20583, 22434, 22870, 27444, 29731, 33651, 34305, 37390, 41166, 44868, 45740, 48607, 56085, 59462, 67302, 68610, 74780, 82332, 89193, 97214, 102915, 112170, 118924, 134604, 137220, 145821, 148655, 168255, 178386, 194428, 205830, 224340, 243035, 267579, 291642, 297310, 336510, 356772, 411660, 437463, 445965, 486070, 535158, 583284, 594620, 673020, 729105, 874926, 891930, 972140, 1070316, 1337895, 1458210, 1749852, 1783860, 2187315, 2675790, 2916420, 4374630, 5351580, 8551093, 8749260, 17102186, 25653279, 34204372, 42755465, 51306558, 76959837, 85510930, 102613116, 111164209, 128266395, 153919674, 171021860, 222328418, 256532790, 307839348, 333492627, 384799185, 444656836, 513065580, 555821045, 666985254, 769598370, 1000477881, 1111642090, 1333970508, 1539196740, 1667463135, 2000955762, 2223284180, 3334926270, 4001911524, 5002389405, 6669852540, 10004778810, 20009557620]

約数ペア:

[(1, 20009557620), (2, 10004778810), (3, 6669852540), (4, 5002389405), (5, 4001911524), (6, 3334926270), (9, 2223284180), (10, 2000955762), (12, 1667463135), (13, 1539196740), (15, 1333970508), (18, 1111642090), (20, 1000477881), (26, 769598370), (30, 666985254), (36, 555821045), (39, 513065580), (45, 444656836), (52, 384799185), (60, 333492627), (65, 307839348), (78, 256532790), (90, 222328418), (117, 171021860), (130, 153919674), (156, 128266395), (180, 111164209), (195, 102613116), (234, 85510930), (260, 76959837), (390, 51306558), (468, 42755465), (585, 34204372), (780, 25653279), (1170, 17102186), (2287, 8749260), (2340, 8551093), (3739, 5351580), (4574, 4374630), (6861, 2916420), (7478, 2675790), (9148, 2187315), (11217, 1783860), (11435, 1749852), (13722, 1458210), (14956, 1337895), (18695, 1070316), (20583, 972140), (22434, 891930), (22870, 874926), (27444, 729105), (29731, 673020), (33651, 594620), (34305, 583284), (37390, 535158), (41166, 486070), (44868, 445965), (45740, 437463), (48607, 411660), (56085, 356772), (59462, 336510), (67302, 297310), (68610, 291642), (74780, 267579), (82332, 243035), (89193, 224340), (97214, 205830), (102915, 194428), (112170, 178386), (118924, 168255), (134604, 148655), (137220, 145821)]