15223880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{54371}}^1$

素因数の和:54389

約数の個数: 32

約数和(自身を含む): 39147840

約数和(自身を除く): 23923960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 54371, 108742, 217484, 271855, 380597, 434968, 543710, 761194, 1087420, 1522388, 1902985, 2174840, 3044776, 3805970, 7611940, 15223880]

約数ペア:

[(1, 15223880), (2, 7611940), (4, 3805970), (5, 3044776), (7, 2174840), (8, 1902985), (10, 1522388), (14, 1087420), (20, 761194), (28, 543710), (35, 434968), (40, 380597), (56, 271855), (70, 217484), (140, 108742), (280, 54371)]