23412440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 31883560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 239, 248, 310, 316, 395, 478, 620, 632, 790, 956, 1195, 1240, 1580, 1912, 2390, 2449, 3160, 4780, 4898, 7409, 9560, 9796, 12245, 14818, 18881, 19592, 24490, 29636, 37045, 37762, 48980, 59272, 74090, 75524, 94405, 97960, 148180, 151048, 188810, 296360, 377620, 585311, 755240, 1170622, 2341244, 2926555, 4682488, 5853110, 11706220, 23412440]

約数ペア:

[(1, 23412440), (2, 11706220), (4, 5853110), (5, 4682488), (8, 2926555), (10, 2341244), (20, 1170622), (31, 755240), (40, 585311), (62, 377620), (79, 296360), (124, 188810), (155, 151048), (158, 148180), (239, 97960), (248, 94405), (310, 75524), (316, 74090), (395, 59272), (478, 48980), (620, 37762), (632, 37045), (790, 29636), (956, 24490), (1195, 19592), (1240, 18881), (1580, 14818), (1912, 12245), (2390, 9796), (2449, 9560), (3160, 7409), (4780, 4898)]