38866720

素因数分解:

$2^5\times 5^1\times {\mathrm{421}}^1\times {\mathrm{577}}^1$

素因数の和:1013

約数の個数: 48

約数和(自身を含む): 92200248

約数和(自身を除く): 53333528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 421, 577, 842, 1154, 1684, 2105, 2308, 2885, 3368, 4210, 4616, 5770, 6736, 8420, 9232, 11540, 13472, 16840, 18464, 23080, 33680, 46160, 67360, 92320, 242917, 485834, 971668, 1214585, 1943336, 2429170, 3886672, 4858340, 7773344, 9716680, 19433360, 38866720]

約数ペア:

[(1, 38866720), (2, 19433360), (4, 9716680), (5, 7773344), (8, 4858340), (10, 3886672), (16, 2429170), (20, 1943336), (32, 1214585), (40, 971668), (80, 485834), (160, 242917), (421, 92320), (577, 67360), (842, 46160), (1154, 33680), (1684, 23080), (2105, 18464), (2308, 16840), (2885, 13472), (3368, 11540), (4210, 9232), (4616, 8420), (5770, 6736)]