2820880

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1003

約数の個数: 40

約数和(自身を含む): 6742872

約数和(自身を除く): 3921992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 953, 1480, 1906, 2960, 3812, 4765, 7624, 9530, 15248, 19060, 35261, 38120, 70522, 76240, 141044, 176305, 282088, 352610, 564176, 705220, 1410440, 2820880]

約数ペア:

[(1, 2820880), (2, 1410440), (4, 705220), (5, 564176), (8, 352610), (10, 282088), (16, 176305), (20, 141044), (37, 76240), (40, 70522), (74, 38120), (80, 35261), (148, 19060), (185, 15248), (296, 9530), (370, 7624), (592, 4765), (740, 3812), (953, 2960), (1480, 1906)]