11979560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 17050840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 158, 170, 223, 316, 340, 395, 446, 632, 680, 790, 892, 1115, 1343, 1580, 1784, 2230, 2686, 3160, 3791, 4460, 5372, 6715, 7582, 8920, 10744, 13430, 15164, 17617, 18955, 26860, 30328, 35234, 37910, 53720, 70468, 75820, 88085, 140936, 151640, 176170, 299489, 352340, 598978, 704680, 1197956, 1497445, 2395912, 2994890, 5989780, 11979560]

約数ペア:

[(1, 11979560), (2, 5989780), (4, 2994890), (5, 2395912), (8, 1497445), (10, 1197956), (17, 704680), (20, 598978), (34, 352340), (40, 299489), (68, 176170), (79, 151640), (85, 140936), (136, 88085), (158, 75820), (170, 70468), (223, 53720), (316, 37910), (340, 35234), (395, 30328), (446, 26860), (632, 18955), (680, 17617), (790, 15164), (892, 13430), (1115, 10744), (1343, 8920), (1580, 7582), (1784, 6715), (2230, 5372), (2686, 4460), (3160, 3791)]