20624550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{359}}^1\times {\mathrm{383}}^1$

素因数の和:757

約数の個数: 48

約数和(自身を含む): 51425280

約数和(自身を除く): 30800730

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 359, 383, 718, 766, 1077, 1149, 1795, 1915, 2154, 2298, 3590, 3830, 5385, 5745, 8975, 9575, 10770, 11490, 17950, 19150, 26925, 28725, 53850, 57450, 137497, 274994, 412491, 687485, 824982, 1374970, 2062455, 3437425, 4124910, 6874850, 10312275, 20624550]

約数ペア:

[(1, 20624550), (2, 10312275), (3, 6874850), (5, 4124910), (6, 3437425), (10, 2062455), (15, 1374970), (25, 824982), (30, 687485), (50, 412491), (75, 274994), (150, 137497), (359, 57450), (383, 53850), (718, 28725), (766, 26925), (1077, 19150), (1149, 17950), (1795, 11490), (1915, 10770), (2154, 9575), (2298, 8975), (3590, 5745), (3830, 5385)]