401034280

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{44959}}^1$

素因数の和:45193

約数の個数: 32

約数和(自身を含む): 906393600

約数和(自身を除く): 505359320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 44959, 89918, 179836, 224795, 359672, 449590, 899180, 1798360, 10025857, 20051714, 40103428, 50129285, 80206856, 100258570, 200517140, 401034280]

約数ペア:

[(1, 401034280), (2, 200517140), (4, 100258570), (5, 80206856), (8, 50129285), (10, 40103428), (20, 20051714), (40, 10025857), (223, 1798360), (446, 899180), (892, 449590), (1115, 359672), (1784, 224795), (2230, 179836), (4460, 89918), (8920, 44959)]