20482410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1811}}^1$

素因数の和:1863

約数の個数: 64

約数和(自身を含む): 54794880

約数和(自身を除く): 34312470

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1811, 1885, 2262, 3622, 3770, 5433, 5655, 9055, 10866, 11310, 18110, 23543, 27165, 47086, 52519, 54330, 70629, 105038, 117715, 141258, 157557, 235430, 262595, 315114, 353145, 525190, 682747, 706290, 787785, 1365494, 1575570, 2048241, 3413735, 4096482, 6827470, 10241205, 20482410]

約数ペア:

[(1, 20482410), (2, 10241205), (3, 6827470), (5, 4096482), (6, 3413735), (10, 2048241), (13, 1575570), (15, 1365494), (26, 787785), (29, 706290), (30, 682747), (39, 525190), (58, 353145), (65, 315114), (78, 262595), (87, 235430), (130, 157557), (145, 141258), (174, 117715), (195, 105038), (290, 70629), (377, 54330), (390, 52519), (435, 47086), (754, 27165), (870, 23543), (1131, 18110), (1811, 11310), (1885, 10866), (2262, 9055), (3622, 5655), (3770, 5433)]