289139060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{121487}}^1$

素因数の和:121520

約数の個数: 48

約数和(自身を含む): 734759424

約数和(自身を除く): 445620364

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 121487, 242974, 485948, 607435, 850409, 1214870, 1700818, 2065279, 2429740, 3401636, 4130558, 4252045, 8261116, 8504090, 10326395, 14456953, 17008180, 20652790, 28913906, 41305580, 57827812, 72284765, 144569530, 289139060]

約数ペア:

[(1, 289139060), (2, 144569530), (4, 72284765), (5, 57827812), (7, 41305580), (10, 28913906), (14, 20652790), (17, 17008180), (20, 14456953), (28, 10326395), (34, 8504090), (35, 8261116), (68, 4252045), (70, 4130558), (85, 3401636), (119, 2429740), (140, 2065279), (170, 1700818), (238, 1214870), (340, 850409), (476, 607435), (595, 485948), (1190, 242974), (2380, 121487)]