8448180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10831}}^1$

素因数の和:10856

約数の個数: 48

約数和(自身を含む): 25476864

約数和(自身を除く): 17028684

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, 10831, 21662, 32493, 43324, 54155, 64986, 108310, 129972, 140803, 162465, 216620, 281606, 324930, 422409, 563212, 649860, 704015, 844818, 1408030, 1689636, 2112045, 2816060, 4224090, 8448180]

約数ペア:

[(1, 8448180), (2, 4224090), (3, 2816060), (4, 2112045), (5, 1689636), (6, 1408030), (10, 844818), (12, 704015), (13, 649860), (15, 563212), (20, 422409), (26, 324930), (30, 281606), (39, 216620), (52, 162465), (60, 140803), (65, 129972), (78, 108310), (130, 64986), (156, 54155), (195, 43324), (260, 32493), (390, 21662), (780, 10831)]