74877040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{133709}}^1$

素因数の和:133729

約数の個数: 40

約数和(自身を含む): 198960480

約数和(自身を除く): 124083440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 133709, 267418, 534836, 668545, 935963, 1069672, 1337090, 1871926, 2139344, 2674180, 3743852, 4679815, 5348360, 7487704, 9359630, 10696720, 14975408, 18719260, 37438520, 74877040]

約数ペア:

[(1, 74877040), (2, 37438520), (4, 18719260), (5, 14975408), (7, 10696720), (8, 9359630), (10, 7487704), (14, 5348360), (16, 4679815), (20, 3743852), (28, 2674180), (35, 2139344), (40, 1871926), (56, 1337090), (70, 1069672), (80, 935963), (112, 668545), (140, 534836), (280, 267418), (560, 133709)]