1867450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{17}}^1$

素因数の和:68

約数の個数: 48

約数和(自身を含む): 3984120

約数和(自身を除く): 2116670

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 169, 170, 221, 325, 338, 425, 442, 650, 845, 850, 1105, 1690, 2197, 2210, 2873, 4225, 4394, 5525, 5746, 8450, 10985, 11050, 14365, 21970, 28730, 37349, 54925, 71825, 74698, 109850, 143650, 186745, 373490, 933725, 1867450]

約数ペア:

[(1, 1867450), (2, 933725), (5, 373490), (10, 186745), (13, 143650), (17, 109850), (25, 74698), (26, 71825), (34, 54925), (50, 37349), (65, 28730), (85, 21970), (130, 14365), (169, 11050), (170, 10985), (221, 8450), (325, 5746), (338, 5525), (425, 4394), (442, 4225), (650, 2873), (845, 2210), (850, 2197), (1105, 1690)]