15105080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4243}}^1$

素因数の和:4343

約数の個数: 32

約数和(自身を含む): 34376400

約数和(自身を除く): 19271320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 4243, 8486, 16972, 21215, 33944, 42430, 84860, 169720, 377627, 755254, 1510508, 1888135, 3021016, 3776270, 7552540, 15105080]

約数ペア:

[(1, 15105080), (2, 7552540), (4, 3776270), (5, 3021016), (8, 1888135), (10, 1510508), (20, 755254), (40, 377627), (89, 169720), (178, 84860), (356, 42430), (445, 33944), (712, 21215), (890, 16972), (1780, 8486), (3560, 4243)]