20050576980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47739469}}^1$

素因数の和:47739488

約数の個数: 48

約数和(自身を含む): 64161847680

約数和(自身を除く): 44111270700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 47739469, 95478938, 143218407, 190957876, 238697345, 286436814, 334176283, 477394690, 572873628, 668352566, 716092035, 954789380, 1002528849, 1336705132, 1432184070, 1670881415, 2005057698, 2864368140, 3341762830, 4010115396, 5012644245, 6683525660, 10025288490, 20050576980]

約数ペア:

[(1, 20050576980), (2, 10025288490), (3, 6683525660), (4, 5012644245), (5, 4010115396), (6, 3341762830), (7, 2864368140), (10, 2005057698), (12, 1670881415), (14, 1432184070), (15, 1336705132), (20, 1002528849), (21, 954789380), (28, 716092035), (30, 668352566), (35, 572873628), (42, 477394690), (60, 334176283), (70, 286436814), (84, 238697345), (105, 190957876), (140, 143218407), (210, 95478938), (420, 47739469)]