202602040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 467609760

約数和(自身を除く): 265007720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 227, 265, 421, 424, 454, 530, 842, 908, 1060, 1135, 1684, 1816, 2105, 2120, 2270, 3368, 4210, 4540, 8420, 9080, 12031, 16840, 22313, 24062, 44626, 48124, 60155, 89252, 95567, 96248, 111565, 120310, 178504, 191134, 223130, 240620, 382268, 446260, 477835, 481240, 764536, 892520, 955670, 1911340, 3822680, 5065051, 10130102, 20260204, 25325255, 40520408, 50650510, 101301020, 202602040]

約数ペア:

[(1, 202602040), (2, 101301020), (4, 50650510), (5, 40520408), (8, 25325255), (10, 20260204), (20, 10130102), (40, 5065051), (53, 3822680), (106, 1911340), (212, 955670), (227, 892520), (265, 764536), (421, 481240), (424, 477835), (454, 446260), (530, 382268), (842, 240620), (908, 223130), (1060, 191134), (1135, 178504), (1684, 120310), (1816, 111565), (2105, 96248), (2120, 95567), (2270, 89252), (3368, 60155), (4210, 48124), (4540, 44626), (8420, 24062), (9080, 22313), (12031, 16840)]