12910520

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{941}}^1$

素因数の和:973

約数の個数: 64

約数和(自身を含む): 33912000

約数和(自身を除く): 21001480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 941, 980, 1372, 1715, 1882, 1960, 2744, 3430, 3764, 4705, 6587, 6860, 7528, 9410, 13174, 13720, 18820, 26348, 32935, 37640, 46109, 52696, 65870, 92218, 131740, 184436, 230545, 263480, 322763, 368872, 461090, 645526, 922180, 1291052, 1613815, 1844360, 2582104, 3227630, 6455260, 12910520]

約数ペア:

[(1, 12910520), (2, 6455260), (4, 3227630), (5, 2582104), (7, 1844360), (8, 1613815), (10, 1291052), (14, 922180), (20, 645526), (28, 461090), (35, 368872), (40, 322763), (49, 263480), (56, 230545), (70, 184436), (98, 131740), (140, 92218), (196, 65870), (245, 52696), (280, 46109), (343, 37640), (392, 32935), (490, 26348), (686, 18820), (941, 13720), (980, 13174), (1372, 9410), (1715, 7528), (1882, 6860), (1960, 6587), (2744, 4705), (3430, 3764)]