8864720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3821}}^1$

素因数の和:3863

約数の個数: 40

約数和(自身を含む): 21326760

約数和(自身を除く): 12462040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 3821, 7642, 15284, 19105, 30568, 38210, 61136, 76420, 110809, 152840, 221618, 305680, 443236, 554045, 886472, 1108090, 1772944, 2216180, 4432360, 8864720]

約数ペア:

[(1, 8864720), (2, 4432360), (4, 2216180), (5, 1772944), (8, 1108090), (10, 886472), (16, 554045), (20, 443236), (29, 305680), (40, 221618), (58, 152840), (80, 110809), (116, 76420), (145, 61136), (232, 38210), (290, 30568), (464, 19105), (580, 15284), (1160, 7642), (2320, 3821)]