39401240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57943}}^1$

素因数の和:57971

約数の個数: 32

約数和(自身を含む): 93869280

約数和(自身を除く): 54468040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 57943, 115886, 231772, 289715, 463544, 579430, 985031, 1158860, 1970062, 2317720, 3940124, 4925155, 7880248, 9850310, 19700620, 39401240]

約数ペア:

[(1, 39401240), (2, 19700620), (4, 9850310), (5, 7880248), (8, 4925155), (10, 3940124), (17, 2317720), (20, 1970062), (34, 1158860), (40, 985031), (68, 579430), (85, 463544), (136, 289715), (170, 231772), (340, 115886), (680, 57943)]