1670180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 36

約数和(自身を含む): 3663828

約数和(自身を除く): 1993648

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 1369, 2257, 2738, 4514, 5476, 6845, 9028, 11285, 13690, 22570, 27380, 45140, 83509, 167018, 334036, 417545, 835090, 1670180]

約数ペア:

[(1, 1670180), (2, 835090), (4, 417545), (5, 334036), (10, 167018), (20, 83509), (37, 45140), (61, 27380), (74, 22570), (122, 13690), (148, 11285), (185, 9028), (244, 6845), (305, 5476), (370, 4514), (610, 2738), (740, 2257), (1220, 1369)]