136986140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{919}}^1$

素因数の和:1214

約数の個数: 48

約数和(自身を含む): 299073600

約数和(自身を除く): 162087460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 257, 290, 514, 580, 919, 1028, 1285, 1838, 2570, 3676, 4595, 5140, 7453, 9190, 14906, 18380, 26651, 29812, 37265, 53302, 74530, 106604, 133255, 149060, 236183, 266510, 472366, 533020, 944732, 1180915, 2361830, 4723660, 6849307, 13698614, 27397228, 34246535, 68493070, 136986140]

約数ペア:

[(1, 136986140), (2, 68493070), (4, 34246535), (5, 27397228), (10, 13698614), (20, 6849307), (29, 4723660), (58, 2361830), (116, 1180915), (145, 944732), (257, 533020), (290, 472366), (514, 266510), (580, 236183), (919, 149060), (1028, 133255), (1285, 106604), (1838, 74530), (2570, 53302), (3676, 37265), (4595, 29812), (5140, 26651), (7453, 18380), (9190, 14906)]