20192445420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1229}}^1\times {\mathrm{39119}}^1$

素因数の和:40367

約数の個数: 96

約数和(自身を含む): 64670054400

約数和(自身を除く): 44477608980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1229, 2458, 3687, 4916, 6145, 7374, 8603, 12290, 14748, 17206, 18435, 24580, 25809, 34412, 36870, 39119, 43015, 51618, 73740, 78238, 86030, 103236, 117357, 129045, 156476, 172060, 195595, 234714, 258090, 273833, 391190, 469428, 516180, 547666, 586785, 782380, 821499, 1095332, 1173570, 1369165, 1642998, 2347140, 2738330, 3285996, 4107495, 5476660, 8214990, 16429980, 48077251, 96154502, 144231753, 192309004, 240386255, 288463506, 336540757, 480772510, 576927012, 673081514, 721158765, 961545020, 1009622271, 1346163028, 1442317530, 1682703785, 2019244542, 2884635060, 3365407570, 4038489084, 5048111355, 6730815140, 10096222710, 20192445420]

約数ペア:

[(1, 20192445420), (2, 10096222710), (3, 6730815140), (4, 5048111355), (5, 4038489084), (6, 3365407570), (7, 2884635060), (10, 2019244542), (12, 1682703785), (14, 1442317530), (15, 1346163028), (20, 1009622271), (21, 961545020), (28, 721158765), (30, 673081514), (35, 576927012), (42, 480772510), (60, 336540757), (70, 288463506), (84, 240386255), (105, 192309004), (140, 144231753), (210, 96154502), (420, 48077251), (1229, 16429980), (2458, 8214990), (3687, 5476660), (4916, 4107495), (6145, 3285996), (7374, 2738330), (8603, 2347140), (12290, 1642998), (14748, 1369165), (17206, 1173570), (18435, 1095332), (24580, 821499), (25809, 782380), (34412, 586785), (36870, 547666), (39119, 516180), (43015, 469428), (51618, 391190), (73740, 273833), (78238, 258090), (86030, 234714), (103236, 195595), (117357, 172060), (129045, 156476)]