8197410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21019}}^1$

素因数の和:21042

約数の個数: 32

約数和(自身を含む): 21188160

約数和(自身を除く): 12990750

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21019, 42038, 63057, 105095, 126114, 210190, 273247, 315285, 546494, 630570, 819741, 1366235, 1639482, 2732470, 4098705, 8197410]

約数ペア:

[(1, 8197410), (2, 4098705), (3, 2732470), (5, 1639482), (6, 1366235), (10, 819741), (13, 630570), (15, 546494), (26, 315285), (30, 273247), (39, 210190), (65, 126114), (78, 105095), (130, 63057), (195, 42038), (390, 21019)]