7395980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 16343040

約数和(自身を除く): 8947060

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 151, 155, 158, 302, 310, 316, 395, 604, 620, 755, 790, 1510, 1580, 2449, 3020, 4681, 4898, 9362, 9796, 11929, 12245, 18724, 23405, 23858, 24490, 46810, 47716, 48980, 59645, 93620, 119290, 238580, 369799, 739598, 1479196, 1848995, 3697990, 7395980]

約数ペア:

[(1, 7395980), (2, 3697990), (4, 1848995), (5, 1479196), (10, 739598), (20, 369799), (31, 238580), (62, 119290), (79, 93620), (124, 59645), (151, 48980), (155, 47716), (158, 46810), (302, 24490), (310, 23858), (316, 23405), (395, 18724), (604, 12245), (620, 11929), (755, 9796), (790, 9362), (1510, 4898), (1580, 4681), (2449, 3020)]