28310340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10973}}^1$

素因数の和:11028

約数の個数: 48

約数和(自身を含む): 81119808

約数和(自身を除く): 52809468

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, 10973, 21946, 32919, 43892, 54865, 65838, 109730, 131676, 164595, 219460, 329190, 471839, 658380, 943678, 1415517, 1887356, 2359195, 2831034, 4718390, 5662068, 7077585, 9436780, 14155170, 28310340]

約数ペア:

[(1, 28310340), (2, 14155170), (3, 9436780), (4, 7077585), (5, 5662068), (6, 4718390), (10, 2831034), (12, 2359195), (15, 1887356), (20, 1415517), (30, 943678), (43, 658380), (60, 471839), (86, 329190), (129, 219460), (172, 164595), (215, 131676), (258, 109730), (430, 65838), (516, 54865), (645, 43892), (860, 32919), (1290, 21946), (2580, 10973)]