23452720

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4129}}^1$

素因数の和:4213

約数の個数: 40

約数和(自身を含む): 55308960

約数和(自身を除く): 31856240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 4129, 5680, 8258, 16516, 20645, 33032, 41290, 66064, 82580, 165160, 293159, 330320, 586318, 1172636, 1465795, 2345272, 2931590, 4690544, 5863180, 11726360, 23452720]

約数ペア:

[(1, 23452720), (2, 11726360), (4, 5863180), (5, 4690544), (8, 2931590), (10, 2345272), (16, 1465795), (20, 1172636), (40, 586318), (71, 330320), (80, 293159), (142, 165160), (284, 82580), (355, 66064), (568, 41290), (710, 33032), (1136, 20645), (1420, 16516), (2840, 8258), (4129, 5680)]