428315120

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{42157}}^1$

素因数の和:42297

約数の個数: 40

約数和(自身を含む): 1003697664

約数和(自身を除く): 575382544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 42157, 84314, 168628, 210785, 337256, 421570, 674512, 843140, 1686280, 3372560, 5353939, 10707878, 21415756, 26769695, 42831512, 53539390, 85663024, 107078780, 214157560, 428315120]

約数ペア:

[(1, 428315120), (2, 214157560), (4, 107078780), (5, 85663024), (8, 53539390), (10, 42831512), (16, 26769695), (20, 21415756), (40, 10707878), (80, 5353939), (127, 3372560), (254, 1686280), (508, 843140), (635, 674512), (1016, 421570), (1270, 337256), (2032, 210785), (2540, 168628), (5080, 84314), (10160, 42157)]