23986640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 58496256

約数和(自身を除く): 34509616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 71, 80, 82, 103, 142, 164, 205, 206, 284, 328, 355, 410, 412, 515, 568, 656, 710, 820, 824, 1030, 1136, 1420, 1640, 1648, 2060, 2840, 2911, 3280, 4120, 4223, 5680, 5822, 7313, 8240, 8446, 11644, 14555, 14626, 16892, 21115, 23288, 29110, 29252, 33784, 36565, 42230, 46576, 58220, 58504, 67568, 73130, 84460, 116440, 117008, 146260, 168920, 232880, 292520, 299833, 337840, 585040, 599666, 1199332, 1499165, 2398664, 2998330, 4797328, 5996660, 11993320, 23986640]

約数ペア:

[(1, 23986640), (2, 11993320), (4, 5996660), (5, 4797328), (8, 2998330), (10, 2398664), (16, 1499165), (20, 1199332), (40, 599666), (41, 585040), (71, 337840), (80, 299833), (82, 292520), (103, 232880), (142, 168920), (164, 146260), (205, 117008), (206, 116440), (284, 84460), (328, 73130), (355, 67568), (410, 58504), (412, 58220), (515, 46576), (568, 42230), (656, 36565), (710, 33784), (820, 29252), (824, 29110), (1030, 23288), (1136, 21115), (1420, 16892), (1640, 14626), (1648, 14555), (2060, 11644), (2840, 8446), (2911, 8240), (3280, 7313), (4120, 5822), (4223, 5680)]