20070408895

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1\times {\mathrm{2357}}^1$

素因数の和:2931

約数の個数: 32

約数和(自身を含む): 25115982336

約数和(自身を除く): 5045573441

約数列:

[1, 5, 31, 137, 155, 401, 685, 2005, 2357, 4247, 11785, 12431, 21235, 54937, 62155, 73067, 274685, 322909, 365335, 945157, 1614545, 1703047, 4725785, 8515235, 10010179, 29299867, 50050895, 129486509, 146499335, 647432545, 4014081779, 20070408895]

約数ペア:

[(1, 20070408895), (5, 4014081779), (31, 647432545), (137, 146499335), (155, 129486509), (401, 50050895), (685, 29299867), (2005, 10010179), (2357, 8515235), (4247, 4725785), (11785, 1703047), (12431, 1614545), (21235, 945157), (54937, 365335), (62155, 322909), (73067, 274685)]