2820770355

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1\times {\mathrm{439}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 4942586880

約数和(自身を除く): 2121816525

約数列:

[1, 3, 5, 13, 15, 39, 65, 83, 195, 249, 397, 415, 439, 1079, 1191, 1245, 1317, 1985, 2195, 3237, 5161, 5395, 5707, 5955, 6585, 15483, 16185, 17121, 25805, 28535, 32951, 36437, 77415, 85605, 98853, 109311, 164755, 174283, 182185, 428363, 473681, 494265, 522849, 546555, 871415, 1285089, 1421043, 2141815, 2265679, 2368405, 2614245, 6425445, 6797037, 7105215, 11328395, 14465489, 33985185, 43396467, 72327445, 188051357, 216982335, 564154071, 940256785, 2820770355]

約数ペア:

[(1, 2820770355), (3, 940256785), (5, 564154071), (13, 216982335), (15, 188051357), (39, 72327445), (65, 43396467), (83, 33985185), (195, 14465489), (249, 11328395), (397, 7105215), (415, 6797037), (439, 6425445), (1079, 2614245), (1191, 2368405), (1245, 2265679), (1317, 2141815), (1985, 1421043), (2195, 1285089), (3237, 871415), (5161, 546555), (5395, 522849), (5707, 494265), (5955, 473681), (6585, 428363), (15483, 182185), (16185, 174283), (17121, 164755), (25805, 109311), (28535, 98853), (32951, 85605), (36437, 77415)]