11891970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{577}}^1$

素因数の和:819

約数の個数: 48

約数和(自身を含む): 31107960

約数和(自身を除く): 19215990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 229, 458, 577, 687, 1145, 1154, 1374, 1731, 2061, 2290, 2885, 3435, 3462, 4122, 5193, 5770, 6870, 8655, 10305, 10386, 17310, 20610, 25965, 51930, 132133, 264266, 396399, 660665, 792798, 1189197, 1321330, 1981995, 2378394, 3963990, 5945985, 11891970]

約数ペア:

[(1, 11891970), (2, 5945985), (3, 3963990), (5, 2378394), (6, 1981995), (9, 1321330), (10, 1189197), (15, 792798), (18, 660665), (30, 396399), (45, 264266), (90, 132133), (229, 51930), (458, 25965), (577, 20610), (687, 17310), (1145, 10386), (1154, 10305), (1374, 8655), (1731, 6870), (2061, 5770), (2290, 5193), (2885, 4122), (3435, 3462)]