1213383700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{6323}}^1$

素因数の和:6457

約数の個数: 72

約数和(自身を含む): 2799508320

約数和(自身を除く): 1586124620

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 101, 190, 202, 380, 404, 475, 505, 950, 1010, 1900, 1919, 2020, 2525, 3838, 5050, 6323, 7676, 9595, 10100, 12646, 19190, 25292, 31615, 38380, 47975, 63230, 95950, 120137, 126460, 158075, 191900, 240274, 316150, 480548, 600685, 632300, 638623, 1201370, 1277246, 2402740, 2554492, 3003425, 3193115, 6006850, 6386230, 12013700, 12133837, 12772460, 15965575, 24267674, 31931150, 48535348, 60669185, 63862300, 121338370, 242676740, 303345925, 606691850, 1213383700]

約数ペア:

[(1, 1213383700), (2, 606691850), (4, 303345925), (5, 242676740), (10, 121338370), (19, 63862300), (20, 60669185), (25, 48535348), (38, 31931150), (50, 24267674), (76, 15965575), (95, 12772460), (100, 12133837), (101, 12013700), (190, 6386230), (202, 6006850), (380, 3193115), (404, 3003425), (475, 2554492), (505, 2402740), (950, 1277246), (1010, 1201370), (1900, 638623), (1919, 632300), (2020, 600685), (2525, 480548), (3838, 316150), (5050, 240274), (6323, 191900), (7676, 158075), (9595, 126460), (10100, 120137), (12646, 95950), (19190, 63230), (25292, 47975), (31615, 38380)]