40400280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{112223}}^1$

素因数の和:112240

約数の個数: 48

約数和(自身を含む): 131302080

約数和(自身を除く): 90901800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 112223, 224446, 336669, 448892, 561115, 673338, 897784, 1010007, 1122230, 1346676, 1683345, 2020014, 2244460, 2693352, 3366690, 4040028, 4488920, 5050035, 6733380, 8080056, 10100070, 13466760, 20200140, 40400280]

約数ペア:

[(1, 40400280), (2, 20200140), (3, 13466760), (4, 10100070), (5, 8080056), (6, 6733380), (8, 5050035), (9, 4488920), (10, 4040028), (12, 3366690), (15, 2693352), (18, 2244460), (20, 2020014), (24, 1683345), (30, 1346676), (36, 1122230), (40, 1010007), (45, 897784), (60, 673338), (72, 561115), (90, 448892), (120, 336669), (180, 224446), (360, 112223)]