2979689920

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{251663}}^1$

素因数の和:251717

約数の個数: 56

約数和(自身を含む): 7287182784

約数和(自身を除く): 4307492864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 2368, 2960, 5920, 11840, 251663, 503326, 1006652, 1258315, 2013304, 2516630, 4026608, 5033260, 8053216, 9311531, 10066520, 16106432, 18623062, 20133040, 37246124, 40266080, 46557655, 74492248, 80532160, 93115310, 148984496, 186230620, 297968992, 372461240, 595937984, 744922480, 1489844960, 2979689920]

約数ペア:

[(1, 2979689920), (2, 1489844960), (4, 744922480), (5, 595937984), (8, 372461240), (10, 297968992), (16, 186230620), (20, 148984496), (32, 93115310), (37, 80532160), (40, 74492248), (64, 46557655), (74, 40266080), (80, 37246124), (148, 20133040), (160, 18623062), (185, 16106432), (296, 10066520), (320, 9311531), (370, 8053216), (592, 5033260), (740, 4026608), (1184, 2516630), (1480, 2013304), (2368, 1258315), (2960, 1006652), (5920, 503326), (11840, 251663)]