2080880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:106

約数の個数: 60

約数和(自身を含む): 5234040

約数和(自身を除く): 3153160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 152, 185, 190, 296, 304, 370, 380, 592, 703, 740, 760, 1369, 1406, 1480, 1520, 2738, 2812, 2960, 3515, 5476, 5624, 6845, 7030, 10952, 11248, 13690, 14060, 21904, 26011, 27380, 28120, 52022, 54760, 56240, 104044, 109520, 130055, 208088, 260110, 416176, 520220, 1040440, 2080880]

約数ペア:

[(1, 2080880), (2, 1040440), (4, 520220), (5, 416176), (8, 260110), (10, 208088), (16, 130055), (19, 109520), (20, 104044), (37, 56240), (38, 54760), (40, 52022), (74, 28120), (76, 27380), (80, 26011), (95, 21904), (148, 14060), (152, 13690), (185, 11248), (190, 10952), (296, 7030), (304, 6845), (370, 5624), (380, 5476), (592, 3515), (703, 2960), (740, 2812), (760, 2738), (1369, 1520), (1406, 1480)]