56520920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1933}}^1$

素因数の和:2004

約数の個数: 64

約数和(自身を含む): 137855520

約数和(自身を除く): 81334600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 1933, 2924, 3655, 3866, 5848, 7310, 7732, 9665, 14620, 15464, 19330, 29240, 32861, 38660, 65722, 77320, 83119, 131444, 164305, 166238, 262888, 328610, 332476, 415595, 657220, 664952, 831190, 1314440, 1413023, 1662380, 2826046, 3324760, 5652092, 7065115, 11304184, 14130230, 28260460, 56520920]

約数ペア:

[(1, 56520920), (2, 28260460), (4, 14130230), (5, 11304184), (8, 7065115), (10, 5652092), (17, 3324760), (20, 2826046), (34, 1662380), (40, 1413023), (43, 1314440), (68, 831190), (85, 664952), (86, 657220), (136, 415595), (170, 332476), (172, 328610), (215, 262888), (340, 166238), (344, 164305), (430, 131444), (680, 83119), (731, 77320), (860, 65722), (1462, 38660), (1720, 32861), (1933, 29240), (2924, 19330), (3655, 15464), (3866, 14620), (5848, 9665), (7310, 7732)]