28562720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10501}}^1$

素因数の和:10533

約数の個数: 48

約数和(自身を含む): 71455608

約数和(自身を除く): 42892888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 10501, 21002, 42004, 52505, 84008, 105010, 168016, 178517, 210020, 336032, 357034, 420040, 714068, 840080, 892585, 1428136, 1680160, 1785170, 2856272, 3570340, 5712544, 7140680, 14281360, 28562720]

約数ペア:

[(1, 28562720), (2, 14281360), (4, 7140680), (5, 5712544), (8, 3570340), (10, 2856272), (16, 1785170), (17, 1680160), (20, 1428136), (32, 892585), (34, 840080), (40, 714068), (68, 420040), (80, 357034), (85, 336032), (136, 210020), (160, 178517), (170, 168016), (272, 105010), (340, 84008), (544, 52505), (680, 42004), (1360, 21002), (2720, 10501)]