2217800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{853}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 5559540

約数和(自身を除く): 3341740

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 853, 1300, 1706, 2600, 3412, 4265, 6824, 8530, 11089, 17060, 21325, 22178, 34120, 42650, 44356, 55445, 85300, 88712, 110890, 170600, 221780, 277225, 443560, 554450, 1108900, 2217800]

約数ペア:

[(1, 2217800), (2, 1108900), (4, 554450), (5, 443560), (8, 277225), (10, 221780), (13, 170600), (20, 110890), (25, 88712), (26, 85300), (40, 55445), (50, 44356), (52, 42650), (65, 34120), (100, 22178), (104, 21325), (130, 17060), (200, 11089), (260, 8530), (325, 6824), (520, 4265), (650, 3412), (853, 2600), (1300, 1706)]