72623440

素因数分解:

$2^4\times 5^1\times {\mathrm{907793}}^1$

素因数の和:907806

約数の個数: 20

約数和(自身を含む): 168849684

約数和(自身を除く): 96226244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 907793, 1815586, 3631172, 4538965, 7262344, 9077930, 14524688, 18155860, 36311720, 72623440]

約数ペア:

[(1, 72623440), (2, 36311720), (4, 18155860), (5, 14524688), (8, 9077930), (10, 7262344), (16, 4538965), (20, 3631172), (40, 1815586), (80, 907793)]