287091710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{10141}}^1$

素因数の和:10316

約数の個数: 32

約数和(自身を含む): 547668000

約数和(自身を除く): 260576290

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 745, 1490, 2831, 5662, 10141, 14155, 20282, 28310, 50705, 101410, 192679, 385358, 963395, 1511009, 1926790, 3022018, 7555045, 15110090, 28709171, 57418342, 143545855, 287091710]

約数ペア:

[(1, 287091710), (2, 143545855), (5, 57418342), (10, 28709171), (19, 15110090), (38, 7555045), (95, 3022018), (149, 1926790), (190, 1511009), (298, 963395), (745, 385358), (1490, 192679), (2831, 101410), (5662, 50705), (10141, 28310), (14155, 20282)]