1721707090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{258127}}^1$

素因数の和:258186

約数の個数: 32

約数和(自身を含む): 3345338880

約数和(自身を除く): 1623631790

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 3335, 6670, 258127, 516254, 1290635, 2581270, 5936921, 7485683, 11873842, 14971366, 29684605, 37428415, 59369210, 74856830, 172170709, 344341418, 860853545, 1721707090]

約数ペア:

[(1, 1721707090), (2, 860853545), (5, 344341418), (10, 172170709), (23, 74856830), (29, 59369210), (46, 37428415), (58, 29684605), (115, 14971366), (145, 11873842), (230, 7485683), (290, 5936921), (667, 2581270), (1334, 1290635), (3335, 516254), (6670, 258127)]