4486640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3299}}^1$

素因数の和:3329

約数の個数: 40

約数和(自身を含む): 11048400

約数和(自身を除く): 6561760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 3299, 6598, 13196, 16495, 26392, 32990, 52784, 56083, 65980, 112166, 131960, 224332, 263920, 280415, 448664, 560830, 897328, 1121660, 2243320, 4486640]

約数ペア:

[(1, 4486640), (2, 2243320), (4, 1121660), (5, 897328), (8, 560830), (10, 448664), (16, 280415), (17, 263920), (20, 224332), (34, 131960), (40, 112166), (68, 65980), (80, 56083), (85, 52784), (136, 32990), (170, 26392), (272, 16495), (340, 13196), (680, 6598), (1360, 3299)]