40616720

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4493}}^1$

素因数の和:4619

約数の個数: 40

約数和(自身を含む): 95290776

約数和(自身を除く): 54674056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4493, 4520, 8986, 9040, 17972, 22465, 35944, 44930, 71888, 89860, 179720, 359440, 507709, 1015418, 2030836, 2538545, 4061672, 5077090, 8123344, 10154180, 20308360, 40616720]

約数ペア:

[(1, 40616720), (2, 20308360), (4, 10154180), (5, 8123344), (8, 5077090), (10, 4061672), (16, 2538545), (20, 2030836), (40, 1015418), (80, 507709), (113, 359440), (226, 179720), (452, 89860), (565, 71888), (904, 44930), (1130, 35944), (1808, 22465), (2260, 17972), (4493, 9040), (4520, 8986)]