8645820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1399}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 24460800

約数和(自身を除く): 15814980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 206, 309, 412, 515, 618, 1030, 1236, 1399, 1545, 2060, 2798, 3090, 4197, 5596, 6180, 6995, 8394, 13990, 16788, 20985, 27980, 41970, 83940, 144097, 288194, 432291, 576388, 720485, 864582, 1440970, 1729164, 2161455, 2881940, 4322910, 8645820]

約数ペア:

[(1, 8645820), (2, 4322910), (3, 2881940), (4, 2161455), (5, 1729164), (6, 1440970), (10, 864582), (12, 720485), (15, 576388), (20, 432291), (30, 288194), (60, 144097), (103, 83940), (206, 41970), (309, 27980), (412, 20985), (515, 16788), (618, 13990), (1030, 8394), (1236, 6995), (1399, 6180), (1545, 5596), (2060, 4197), (2798, 3090)]