7211850320

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{605021}}^1$

素因数の和:605183

約数の個数: 40

約数和(自身を含む): 16880113800

約数和(自身を除く): 9668263480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 605021, 1210042, 2420084, 3025105, 4840168, 6050210, 9680336, 12100420, 24200840, 48401680, 90148129, 180296258, 360592516, 450740645, 721185032, 901481290, 1442370064, 1802962580, 3605925160, 7211850320]

約数ペア:

[(1, 7211850320), (2, 3605925160), (4, 1802962580), (5, 1442370064), (8, 901481290), (10, 721185032), (16, 450740645), (20, 360592516), (40, 180296258), (80, 90148129), (149, 48401680), (298, 24200840), (596, 12100420), (745, 9680336), (1192, 6050210), (1490, 4840168), (2384, 3025105), (2980, 2420084), (5960, 1210042), (11920, 605021)]