17208023620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{420323}}^1$

素因数の和:420444

約数の個数: 48

約数和(自身を含む): 38131793280

約数和(自身を除く): 20923769660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 4094, 8188, 10235, 20470, 40940, 420323, 840646, 1681292, 2101615, 4203230, 8406460, 9667429, 19334858, 37408747, 38669716, 48337145, 74817494, 96674290, 149634988, 187043735, 193348580, 374087470, 748174940, 860401181, 1720802362, 3441604724, 4302005905, 8604011810, 17208023620]

約数ペア:

[(1, 17208023620), (2, 8604011810), (4, 4302005905), (5, 3441604724), (10, 1720802362), (20, 860401181), (23, 748174940), (46, 374087470), (89, 193348580), (92, 187043735), (115, 149634988), (178, 96674290), (230, 74817494), (356, 48337145), (445, 38669716), (460, 37408747), (890, 19334858), (1780, 9667429), (2047, 8406460), (4094, 4203230), (8188, 2101615), (10235, 1681292), (20470, 840646), (40940, 420323)]