30709740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11903}}^1$

素因数の和:11958

約数の個数: 48

約数和(自身を含む): 87994368

約数和(自身を除く): 57284628

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, 11903, 23806, 35709, 47612, 59515, 71418, 119030, 142836, 178545, 238060, 357090, 511829, 714180, 1023658, 1535487, 2047316, 2559145, 3070974, 5118290, 6141948, 7677435, 10236580, 15354870, 30709740]

約数ペア:

[(1, 30709740), (2, 15354870), (3, 10236580), (4, 7677435), (5, 6141948), (6, 5118290), (10, 3070974), (12, 2559145), (15, 2047316), (20, 1535487), (30, 1023658), (43, 714180), (60, 511829), (86, 357090), (129, 238060), (172, 178545), (215, 142836), (258, 119030), (430, 71418), (516, 59515), (645, 47612), (860, 35709), (1290, 23806), (2580, 11903)]