28368640

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 69904800

約数和(自身を除く): 41536160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 592, 599, 640, 740, 1184, 1198, 1280, 1480, 2368, 2396, 2960, 2995, 4736, 4792, 5920, 5990, 9472, 9584, 11840, 11980, 19168, 22163, 23680, 23960, 38336, 44326, 47360, 47920, 76672, 88652, 95840, 110815, 153344, 177304, 191680, 221630, 354608, 383360, 443260, 709216, 766720, 886520, 1418432, 1773040, 2836864, 3546080, 5673728, 7092160, 14184320, 28368640]

約数ペア:

[(1, 28368640), (2, 14184320), (4, 7092160), (5, 5673728), (8, 3546080), (10, 2836864), (16, 1773040), (20, 1418432), (32, 886520), (37, 766720), (40, 709216), (64, 443260), (74, 383360), (80, 354608), (128, 221630), (148, 191680), (160, 177304), (185, 153344), (256, 110815), (296, 95840), (320, 88652), (370, 76672), (592, 47920), (599, 47360), (640, 44326), (740, 38336), (1184, 23960), (1198, 23680), (1280, 22163), (1480, 19168), (2368, 11980), (2396, 11840), (2960, 9584), (2995, 9472), (4736, 5990), (4792, 5920)]