1045840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{769}}^1$

素因数の和:799

約数の個数: 40

約数和(自身を含む): 2577960

約数和(自身を除く): 1532120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 769, 1360, 1538, 3076, 3845, 6152, 7690, 12304, 13073, 15380, 26146, 30760, 52292, 61520, 65365, 104584, 130730, 209168, 261460, 522920, 1045840]

約数ペア:

[(1, 1045840), (2, 522920), (4, 261460), (5, 209168), (8, 130730), (10, 104584), (16, 65365), (17, 61520), (20, 52292), (34, 30760), (40, 26146), (68, 15380), (80, 13073), (85, 12304), (136, 7690), (170, 6152), (272, 3845), (340, 3076), (680, 1538), (769, 1360)]