20008974390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1\times {\mathrm{13907}}^1$

素因数の和:14357

約数の個数: 64

約数和(自身を含む): 48466598400

約数和(自身を除く): 28457624010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 199, 241, 398, 482, 597, 723, 995, 1194, 1205, 1446, 1990, 2410, 2985, 3615, 5970, 7230, 13907, 27814, 41721, 47959, 69535, 83442, 95918, 139070, 143877, 208605, 239795, 287754, 417210, 479590, 719385, 1438770, 2767493, 3351587, 5534986, 6703174, 8302479, 10054761, 13837465, 16604958, 16757935, 20109522, 27674930, 33515870, 41512395, 50273805, 83024790, 100547610, 666965813, 1333931626, 2000897439, 3334829065, 4001794878, 6669658130, 10004487195, 20008974390]

約数ペア:

[(1, 20008974390), (2, 10004487195), (3, 6669658130), (5, 4001794878), (6, 3334829065), (10, 2000897439), (15, 1333931626), (30, 666965813), (199, 100547610), (241, 83024790), (398, 50273805), (482, 41512395), (597, 33515870), (723, 27674930), (995, 20109522), (1194, 16757935), (1205, 16604958), (1446, 13837465), (1990, 10054761), (2410, 8302479), (2985, 6703174), (3615, 5534986), (5970, 3351587), (7230, 2767493), (13907, 1438770), (27814, 719385), (41721, 479590), (47959, 417210), (69535, 287754), (83442, 239795), (95918, 208605), (139070, 143877)]