2158290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23981}}^1$

素因数の和:23994

約数の個数: 24

約数和(自身を含む): 5611788

約数和(自身を除く): 3453498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 23981, 47962, 71943, 119905, 143886, 215829, 239810, 359715, 431658, 719430, 1079145, 2158290]

約数ペア:

[(1, 2158290), (2, 1079145), (3, 719430), (5, 431658), (6, 359715), (9, 239810), (10, 215829), (15, 143886), (18, 119905), (30, 71943), (45, 47962), (90, 23981)]