8886640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{2267}}^1$

素因数の和:2294

約数の個数: 60

約数和(自身を含む): 24045336

約数和(自身を除く): 15158696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 2267, 3920, 4534, 9068, 11335, 15869, 18136, 22670, 31738, 36272, 45340, 63476, 79345, 90680, 111083, 126952, 158690, 181360, 222166, 253904, 317380, 444332, 555415, 634760, 888664, 1110830, 1269520, 1777328, 2221660, 4443320, 8886640]

約数ペア:

[(1, 8886640), (2, 4443320), (4, 2221660), (5, 1777328), (7, 1269520), (8, 1110830), (10, 888664), (14, 634760), (16, 555415), (20, 444332), (28, 317380), (35, 253904), (40, 222166), (49, 181360), (56, 158690), (70, 126952), (80, 111083), (98, 90680), (112, 79345), (140, 63476), (196, 45340), (245, 36272), (280, 31738), (392, 22670), (490, 18136), (560, 15869), (784, 11335), (980, 9068), (1960, 4534), (2267, 3920)]