20124881490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1571029}}^1$

素因数の和:1571107

約数の個数: 64

約数和(自身を含む): 56104623360

約数和(自身を除く): 35979741870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 105, 122, 183, 210, 305, 366, 427, 610, 854, 915, 1281, 1830, 2135, 2562, 4270, 6405, 12810, 1571029, 3142058, 4713087, 7855145, 9426174, 10997203, 15710290, 21994406, 23565435, 32991609, 47130870, 54986015, 65983218, 95832769, 109972030, 164958045, 191665538, 287498307, 329916090, 479163845, 574996614, 670829383, 958327690, 1341658766, 1437491535, 2012488149, 2874983070, 3354146915, 4024976298, 6708293830, 10062440745, 20124881490]

約数ペア:

[(1, 20124881490), (2, 10062440745), (3, 6708293830), (5, 4024976298), (6, 3354146915), (7, 2874983070), (10, 2012488149), (14, 1437491535), (15, 1341658766), (21, 958327690), (30, 670829383), (35, 574996614), (42, 479163845), (61, 329916090), (70, 287498307), (105, 191665538), (122, 164958045), (183, 109972030), (210, 95832769), (305, 65983218), (366, 54986015), (427, 47130870), (610, 32991609), (854, 23565435), (915, 21994406), (1281, 15710290), (1830, 10997203), (2135, 9426174), (2562, 7855145), (4270, 4713087), (6405, 3142058), (12810, 1571029)]