15031420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 33784128

約数和(自身を除く): 18752708

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 797, 820, 943, 1594, 1886, 3188, 3772, 3985, 4715, 7970, 9430, 15940, 18331, 18860, 32677, 36662, 65354, 73324, 91655, 130708, 163385, 183310, 326770, 366620, 653540, 751571, 1503142, 3006284, 3757855, 7515710, 15031420]

約数ペア:

[(1, 15031420), (2, 7515710), (4, 3757855), (5, 3006284), (10, 1503142), (20, 751571), (23, 653540), (41, 366620), (46, 326770), (82, 183310), (92, 163385), (115, 130708), (164, 91655), (205, 73324), (230, 65354), (410, 36662), (460, 32677), (797, 18860), (820, 18331), (943, 15940), (1594, 9430), (1886, 7970), (3188, 4715), (3772, 3985)]