5577760

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 13390272

約数和(自身を除く): 7812512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 491, 568, 710, 982, 1136, 1420, 1964, 2272, 2455, 2840, 3928, 4910, 5680, 7856, 9820, 11360, 15712, 19640, 34861, 39280, 69722, 78560, 139444, 174305, 278888, 348610, 557776, 697220, 1115552, 1394440, 2788880, 5577760]

約数ペア:

[(1, 5577760), (2, 2788880), (4, 1394440), (5, 1115552), (8, 697220), (10, 557776), (16, 348610), (20, 278888), (32, 174305), (40, 139444), (71, 78560), (80, 69722), (142, 39280), (160, 34861), (284, 19640), (355, 15712), (491, 11360), (568, 9820), (710, 7856), (982, 5680), (1136, 4910), (1420, 3928), (1964, 2840), (2272, 2455)]