15862640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 39693888

約数和(自身を除く): 23831248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 233, 296, 368, 370, 460, 466, 592, 740, 851, 920, 932, 1165, 1480, 1702, 1840, 1864, 2330, 2960, 3404, 3728, 4255, 4660, 5359, 6808, 8510, 8621, 9320, 10718, 13616, 17020, 17242, 18640, 21436, 26795, 34040, 34484, 42872, 43105, 53590, 68080, 68968, 85744, 86210, 107180, 137936, 172420, 198283, 214360, 344840, 396566, 428720, 689680, 793132, 991415, 1586264, 1982830, 3172528, 3965660, 7931320, 15862640]

約数ペア:

[(1, 15862640), (2, 7931320), (4, 3965660), (5, 3172528), (8, 1982830), (10, 1586264), (16, 991415), (20, 793132), (23, 689680), (37, 428720), (40, 396566), (46, 344840), (74, 214360), (80, 198283), (92, 172420), (115, 137936), (148, 107180), (184, 86210), (185, 85744), (230, 68968), (233, 68080), (296, 53590), (368, 43105), (370, 42872), (460, 34484), (466, 34040), (592, 26795), (740, 21436), (851, 18640), (920, 17242), (932, 17020), (1165, 13616), (1480, 10718), (1702, 9320), (1840, 8621), (1864, 8510), (2330, 6808), (2960, 5359), (3404, 4660), (3728, 4255)]