23901440

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 58278528

約数和(自身を除く): 34377088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 263, 284, 320, 355, 526, 568, 640, 710, 1052, 1136, 1280, 1315, 1420, 2104, 2272, 2630, 2840, 4208, 4544, 5260, 5680, 8416, 9088, 10520, 11360, 16832, 18176, 18673, 21040, 22720, 33664, 37346, 42080, 45440, 67328, 74692, 84160, 90880, 93365, 149384, 168320, 186730, 298768, 336640, 373460, 597536, 746920, 1195072, 1493840, 2390144, 2987680, 4780288, 5975360, 11950720, 23901440]

約数ペア:

[(1, 23901440), (2, 11950720), (4, 5975360), (5, 4780288), (8, 2987680), (10, 2390144), (16, 1493840), (20, 1195072), (32, 746920), (40, 597536), (64, 373460), (71, 336640), (80, 298768), (128, 186730), (142, 168320), (160, 149384), (256, 93365), (263, 90880), (284, 84160), (320, 74692), (355, 67328), (526, 45440), (568, 42080), (640, 37346), (710, 33664), (1052, 22720), (1136, 21040), (1280, 18673), (1315, 18176), (1420, 16832), (2104, 11360), (2272, 10520), (2630, 9088), (2840, 8416), (4208, 5680), (4544, 5260)]