5280640

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 13023360

約数和(自身を除く): 7742720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 223, 296, 320, 370, 446, 592, 640, 740, 892, 1115, 1184, 1480, 1784, 2230, 2368, 2960, 3568, 4460, 4736, 5920, 7136, 8251, 8920, 11840, 14272, 16502, 17840, 23680, 28544, 33004, 35680, 41255, 66008, 71360, 82510, 132016, 142720, 165020, 264032, 330040, 528064, 660080, 1056128, 1320160, 2640320, 5280640]

約数ペア:

[(1, 5280640), (2, 2640320), (4, 1320160), (5, 1056128), (8, 660080), (10, 528064), (16, 330040), (20, 264032), (32, 165020), (37, 142720), (40, 132016), (64, 82510), (74, 71360), (80, 66008), (128, 41255), (148, 35680), (160, 33004), (185, 28544), (223, 23680), (296, 17840), (320, 16502), (370, 14272), (446, 11840), (592, 8920), (640, 8251), (740, 7136), (892, 5920), (1115, 4736), (1184, 4460), (1480, 3568), (1784, 2960), (2230, 2368)]