20231840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4079}}^1$

素因数の和:4125

約数の個数: 48

約数和(自身を含む): 49351680

約数和(自身を除く): 29119840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4079, 4960, 8158, 16316, 20395, 32632, 40790, 65264, 81580, 126449, 130528, 163160, 252898, 326320, 505796, 632245, 652640, 1011592, 1264490, 2023184, 2528980, 4046368, 5057960, 10115920, 20231840]

約数ペア:

[(1, 20231840), (2, 10115920), (4, 5057960), (5, 4046368), (8, 2528980), (10, 2023184), (16, 1264490), (20, 1011592), (31, 652640), (32, 632245), (40, 505796), (62, 326320), (80, 252898), (124, 163160), (155, 130528), (160, 126449), (248, 81580), (310, 65264), (496, 40790), (620, 32632), (992, 20395), (1240, 16316), (2480, 8158), (4079, 4960)]