6647020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 14708736

約数和(自身を除く): 8061716

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 151, 155, 284, 302, 310, 355, 604, 620, 710, 755, 1420, 1510, 2201, 3020, 4402, 4681, 8804, 9362, 10721, 11005, 18724, 21442, 22010, 23405, 42884, 44020, 46810, 53605, 93620, 107210, 214420, 332351, 664702, 1329404, 1661755, 3323510, 6647020]

約数ペア:

[(1, 6647020), (2, 3323510), (4, 1661755), (5, 1329404), (10, 664702), (20, 332351), (31, 214420), (62, 107210), (71, 93620), (124, 53605), (142, 46810), (151, 44020), (155, 42884), (284, 23405), (302, 22010), (310, 21442), (355, 18724), (604, 11005), (620, 10721), (710, 9362), (755, 8804), (1420, 4681), (1510, 4402), (2201, 3020)]