402090420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{155849}}^1$

素因数の和:155904

約数の個数: 48

約数和(自身を含む): 1152043200

約数和(自身を除く): 749952780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 155849, 311698, 467547, 623396, 779245, 935094, 1558490, 1870188, 2337735, 3116980, 4675470, 6701507, 9350940, 13403014, 20104521, 26806028, 33507535, 40209042, 67015070, 80418084, 100522605, 134030140, 201045210, 402090420]

約数ペア:

[(1, 402090420), (2, 201045210), (3, 134030140), (4, 100522605), (5, 80418084), (6, 67015070), (10, 40209042), (12, 33507535), (15, 26806028), (20, 20104521), (30, 13403014), (43, 9350940), (60, 6701507), (86, 4675470), (129, 3116980), (172, 2337735), (215, 1870188), (258, 1558490), (430, 935094), (516, 779245), (645, 623396), (860, 467547), (1290, 311698), (2580, 155849)]