2584780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 6128640

約数和(自身を除く): 3543860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 379, 620, 682, 758, 1364, 1516, 1705, 1895, 3410, 3790, 4169, 6820, 7580, 8338, 11749, 16676, 20845, 23498, 41690, 46996, 58745, 83380, 117490, 129239, 234980, 258478, 516956, 646195, 1292390, 2584780]

約数ペア:

[(1, 2584780), (2, 1292390), (4, 646195), (5, 516956), (10, 258478), (11, 234980), (20, 129239), (22, 117490), (31, 83380), (44, 58745), (55, 46996), (62, 41690), (110, 23498), (124, 20845), (155, 16676), (220, 11749), (310, 8338), (341, 7580), (379, 6820), (620, 4169), (682, 3790), (758, 3410), (1364, 1895), (1516, 1705)]