15953820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15641}}^1$

素因数の和:15670

約数の個数: 48

約数和(自身を含む): 47301408

約数和(自身を除く): 31347588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 15641, 31282, 46923, 62564, 78205, 93846, 156410, 187692, 234615, 265897, 312820, 469230, 531794, 797691, 938460, 1063588, 1329485, 1595382, 2658970, 3190764, 3988455, 5317940, 7976910, 15953820]

約数ペア:

[(1, 15953820), (2, 7976910), (3, 5317940), (4, 3988455), (5, 3190764), (6, 2658970), (10, 1595382), (12, 1329485), (15, 1063588), (17, 938460), (20, 797691), (30, 531794), (34, 469230), (51, 312820), (60, 265897), (68, 234615), (85, 187692), (102, 156410), (170, 93846), (204, 78205), (255, 62564), (340, 46923), (510, 31282), (1020, 15641)]