2012162840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{21599}}^1$

素因数の和:21764

約数の個数: 64

約数和(自身を含む): 4828896000

約数和(自身を除く): 2816733160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 137, 170, 274, 340, 548, 680, 685, 1096, 1370, 2329, 2740, 4658, 5480, 9316, 11645, 18632, 21599, 23290, 43198, 46580, 86396, 93160, 107995, 172792, 215990, 367183, 431980, 734366, 863960, 1468732, 1835915, 2937464, 2959063, 3671830, 5918126, 7343660, 11836252, 14687320, 14795315, 23672504, 29590630, 50304071, 59181260, 100608142, 118362520, 201216284, 251520355, 402432568, 503040710, 1006081420, 2012162840]

約数ペア:

[(1, 2012162840), (2, 1006081420), (4, 503040710), (5, 402432568), (8, 251520355), (10, 201216284), (17, 118362520), (20, 100608142), (34, 59181260), (40, 50304071), (68, 29590630), (85, 23672504), (136, 14795315), (137, 14687320), (170, 11836252), (274, 7343660), (340, 5918126), (548, 3671830), (680, 2959063), (685, 2937464), (1096, 1835915), (1370, 1468732), (2329, 863960), (2740, 734366), (4658, 431980), (5480, 367183), (9316, 215990), (11645, 172792), (18632, 107995), (21599, 93160), (23290, 86396), (43198, 46580)]