2776020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3559}}^1$

素因数の和:3584

約数の個数: 48

約数和(自身を含む): 8373120

約数和(自身を除く): 5597100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3559, 7118, 10677, 14236, 17795, 21354, 35590, 42708, 46267, 53385, 71180, 92534, 106770, 138801, 185068, 213540, 231335, 277602, 462670, 555204, 694005, 925340, 1388010, 2776020]

約数ペア:

[(1, 2776020), (2, 1388010), (3, 925340), (4, 694005), (5, 555204), (6, 462670), (10, 277602), (12, 231335), (13, 213540), (15, 185068), (20, 138801), (26, 106770), (30, 92534), (39, 71180), (52, 53385), (60, 46267), (65, 42708), (78, 35590), (130, 21354), (156, 17795), (195, 14236), (260, 10677), (390, 7118), (780, 3559)]