39513890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:363

約数の個数: 48

約数和(自身を含む): 78107328

約数和(自身を除く): 38593438

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 169, 206, 227, 338, 454, 515, 845, 1030, 1135, 1339, 1690, 2270, 2678, 2951, 5902, 6695, 13390, 14755, 17407, 23381, 29510, 34814, 38363, 46762, 76726, 87035, 116905, 174070, 191815, 233810, 303953, 383630, 607906, 1519765, 3039530, 3951389, 7902778, 19756945, 39513890]

約数ペア:

[(1, 39513890), (2, 19756945), (5, 7902778), (10, 3951389), (13, 3039530), (26, 1519765), (65, 607906), (103, 383630), (130, 303953), (169, 233810), (206, 191815), (227, 174070), (338, 116905), (454, 87035), (515, 76726), (845, 46762), (1030, 38363), (1135, 34814), (1339, 29510), (1690, 23381), (2270, 17407), (2678, 14755), (2951, 13390), (5902, 6695)]