28421220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{3137}}^1$

素因数の和:3300

約数の個数: 48

約数和(自身を含む): 80131968

約数和(自身を除く): 51710748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 151, 302, 453, 604, 755, 906, 1510, 1812, 2265, 3020, 3137, 4530, 6274, 9060, 9411, 12548, 15685, 18822, 31370, 37644, 47055, 62740, 94110, 188220, 473687, 947374, 1421061, 1894748, 2368435, 2842122, 4736870, 5684244, 7105305, 9473740, 14210610, 28421220]

約数ペア:

[(1, 28421220), (2, 14210610), (3, 9473740), (4, 7105305), (5, 5684244), (6, 4736870), (10, 2842122), (12, 2368435), (15, 1894748), (20, 1421061), (30, 947374), (60, 473687), (151, 188220), (302, 94110), (453, 62740), (604, 47055), (755, 37644), (906, 31370), (1510, 18822), (1812, 15685), (2265, 12548), (3020, 9411), (3137, 9060), (4530, 6274)]