39859924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 78776320

約数和(自身を除く): 38916396

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 79, 124, 158, 313, 316, 403, 626, 806, 1027, 1252, 1612, 2054, 2449, 4069, 4108, 4898, 8138, 9703, 9796, 16276, 19406, 24727, 31837, 38812, 49454, 63674, 98908, 126139, 127348, 252278, 321451, 504556, 642902, 766537, 1285804, 1533074, 3066148, 9964981, 19929962, 39859924]

約数ペア:

[(1, 39859924), (2, 19929962), (4, 9964981), (13, 3066148), (26, 1533074), (31, 1285804), (52, 766537), (62, 642902), (79, 504556), (124, 321451), (158, 252278), (313, 127348), (316, 126139), (403, 98908), (626, 63674), (806, 49454), (1027, 38812), (1252, 31837), (1612, 24727), (2054, 19406), (2449, 16276), (4069, 9796), (4108, 9703), (4898, 8138)]