180281560

素因数分解:

$2^3\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{3797}}^1$

素因数の和:4995

約数の個数: 32

約数和(自身を含む): 406082160

約数和(自身を除く): 225800600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1187, 2374, 3797, 4748, 5935, 7594, 9496, 11870, 15188, 18985, 23740, 30376, 37970, 47480, 75940, 151880, 4507039, 9014078, 18028156, 22535195, 36056312, 45070390, 90140780, 180281560]

約数ペア:

[(1, 180281560), (2, 90140780), (4, 45070390), (5, 36056312), (8, 22535195), (10, 18028156), (20, 9014078), (40, 4507039), (1187, 151880), (2374, 75940), (3797, 47480), (4748, 37970), (5935, 30376), (7594, 23740), (9496, 18985), (11870, 15188)]