390735984

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{220009}}^1$

素因数の和:220057

約数の個数: 40

約数和(自身を含む): 1036687120

約数和(自身を除く): 645951136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 444, 592, 888, 1776, 220009, 440018, 660027, 880036, 1320054, 1760072, 2640108, 3520144, 5280216, 8140333, 10560432, 16280666, 24420999, 32561332, 48841998, 65122664, 97683996, 130245328, 195367992, 390735984]

約数ペア:

[(1, 390735984), (2, 195367992), (3, 130245328), (4, 97683996), (6, 65122664), (8, 48841998), (12, 32561332), (16, 24420999), (24, 16280666), (37, 10560432), (48, 8140333), (74, 5280216), (111, 3520144), (148, 2640108), (222, 1760072), (296, 1320054), (444, 880036), (592, 660027), (888, 440018), (1776, 220009)]