186776980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{3137}}^1$

素因数の和:3388

約数の個数: 48

約数和(自身を含む): 424383120

約数和(自身を除く): 237606140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 229, 260, 458, 916, 1145, 2290, 2977, 3137, 4580, 5954, 6274, 11908, 12548, 14885, 15685, 29770, 31370, 40781, 59540, 62740, 81562, 163124, 203905, 407810, 718373, 815620, 1436746, 2873492, 3591865, 7183730, 9338849, 14367460, 18677698, 37355396, 46694245, 93388490, 186776980]

約数ペア:

[(1, 186776980), (2, 93388490), (4, 46694245), (5, 37355396), (10, 18677698), (13, 14367460), (20, 9338849), (26, 7183730), (52, 3591865), (65, 2873492), (130, 1436746), (229, 815620), (260, 718373), (458, 407810), (916, 203905), (1145, 163124), (2290, 81562), (2977, 62740), (3137, 59540), (4580, 40781), (5954, 31370), (6274, 29770), (11908, 15685), (12548, 14885)]