15629820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{787}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 43951488

約数和(自身を除く): 28321668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 662, 787, 993, 1324, 1574, 1655, 1986, 2361, 3148, 3310, 3935, 3972, 4722, 4965, 6620, 7870, 9444, 9930, 11805, 15740, 19860, 23610, 47220, 260497, 520994, 781491, 1041988, 1302485, 1562982, 2604970, 3125964, 3907455, 5209940, 7814910, 15629820]

約数ペア:

[(1, 15629820), (2, 7814910), (3, 5209940), (4, 3907455), (5, 3125964), (6, 2604970), (10, 1562982), (12, 1302485), (15, 1041988), (20, 781491), (30, 520994), (60, 260497), (331, 47220), (662, 23610), (787, 19860), (993, 15740), (1324, 11805), (1574, 9930), (1655, 9444), (1986, 7870), (2361, 6620), (3148, 4965), (3310, 4722), (3935, 3972)]