878889480470

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{11344901}}^1$

素因数の和:11345096

約数の個数: 32

約数和(自身を含む): 1620596560896

約数和(自身を除く): 741707080426

約数列:

[1, 2, 5, 10, 61, 122, 127, 254, 305, 610, 635, 1270, 7747, 15494, 38735, 77470, 11344901, 22689802, 56724505, 113449010, 692038961, 1384077922, 1440802427, 2881604854, 3460194805, 6920389610, 7204012135, 14408024270, 87888948047, 175777896094, 439444740235, 878889480470]

約数ペア:

[(1, 878889480470), (2, 439444740235), (5, 175777896094), (10, 87888948047), (61, 14408024270), (122, 7204012135), (127, 6920389610), (254, 3460194805), (305, 2881604854), (610, 1440802427), (635, 1384077922), (1270, 692038961), (7747, 113449010), (15494, 56724505), (38735, 22689802), (77470, 11344901)]