28253320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41549}}^1$

素因数の和:41577

約数の個数: 32

約数和(自身を含む): 67311000

約数和(自身を除く): 39057680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 41549, 83098, 166196, 207745, 332392, 415490, 706333, 830980, 1412666, 1661960, 2825332, 3531665, 5650664, 7063330, 14126660, 28253320]

約数ペア:

[(1, 28253320), (2, 14126660), (4, 7063330), (5, 5650664), (8, 3531665), (10, 2825332), (17, 1661960), (20, 1412666), (34, 830980), (40, 706333), (68, 415490), (85, 332392), (136, 207745), (170, 166196), (340, 83098), (680, 41549)]