47472020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 102404736

約数和(自身を除く): 54932716

約数列:

[1, 2, 4, 5, 10, 20, 71, 101, 142, 202, 284, 331, 355, 404, 505, 662, 710, 1010, 1324, 1420, 1655, 2020, 3310, 6620, 7171, 14342, 23501, 28684, 33431, 35855, 47002, 66862, 71710, 94004, 117505, 133724, 143420, 167155, 235010, 334310, 470020, 668620, 2373601, 4747202, 9494404, 11868005, 23736010, 47472020]

約数ペア:

[(1, 47472020), (2, 23736010), (4, 11868005), (5, 9494404), (10, 4747202), (20, 2373601), (71, 668620), (101, 470020), (142, 334310), (202, 235010), (284, 167155), (331, 143420), (355, 133724), (404, 117505), (505, 94004), (662, 71710), (710, 66862), (1010, 47002), (1324, 35855), (1420, 33431), (1655, 28684), (2020, 23501), (3310, 14342), (6620, 7171)]