20565432860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1579}}^1\times {\mathrm{3001}}^1$

素因数の和:4627

約数の個数: 96

約数和(自身を含む): 50998456320

約数和(自身を除く): 30433023460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 1579, 2170, 3001, 3158, 4340, 6002, 6316, 7895, 11053, 12004, 15005, 15790, 21007, 22106, 30010, 31580, 42014, 44212, 48949, 55265, 60020, 84028, 93031, 97898, 105035, 110530, 186062, 195796, 210070, 221060, 244745, 342643, 372124, 420140, 465155, 489490, 651217, 685286, 930310, 978980, 1302434, 1370572, 1713215, 1860620, 2604868, 3256085, 3426430, 4738579, 6512170, 6852860, 9477158, 13024340, 18954316, 23692895, 33170053, 47385790, 66340106, 94771580, 132680212, 146895949, 165850265, 293791898, 331700530, 587583796, 663401060, 734479745, 1028271643, 1468959490, 2056543286, 2937918980, 4113086572, 5141358215, 10282716430, 20565432860]

約数ペア:

[(1, 20565432860), (2, 10282716430), (4, 5141358215), (5, 4113086572), (7, 2937918980), (10, 2056543286), (14, 1468959490), (20, 1028271643), (28, 734479745), (31, 663401060), (35, 587583796), (62, 331700530), (70, 293791898), (124, 165850265), (140, 146895949), (155, 132680212), (217, 94771580), (310, 66340106), (434, 47385790), (620, 33170053), (868, 23692895), (1085, 18954316), (1579, 13024340), (2170, 9477158), (3001, 6852860), (3158, 6512170), (4340, 4738579), (6002, 3426430), (6316, 3256085), (7895, 2604868), (11053, 1860620), (12004, 1713215), (15005, 1370572), (15790, 1302434), (21007, 978980), (22106, 930310), (30010, 685286), (31580, 651217), (42014, 489490), (44212, 465155), (48949, 420140), (55265, 372124), (60020, 342643), (84028, 244745), (93031, 221060), (97898, 210070), (105035, 195796), (110530, 186062)]