8379760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 21204000

約数和(自身を除く): 12824240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 74, 76, 80, 95, 148, 149, 152, 185, 190, 296, 298, 304, 370, 380, 592, 596, 703, 740, 745, 760, 1192, 1406, 1480, 1490, 1520, 2384, 2812, 2831, 2960, 2980, 3515, 5513, 5624, 5662, 5960, 7030, 11026, 11248, 11324, 11920, 14060, 14155, 22052, 22648, 27565, 28120, 28310, 44104, 45296, 55130, 56240, 56620, 88208, 104747, 110260, 113240, 209494, 220520, 226480, 418988, 441040, 523735, 837976, 1047470, 1675952, 2094940, 4189880, 8379760]

約数ペア:

[(1, 8379760), (2, 4189880), (4, 2094940), (5, 1675952), (8, 1047470), (10, 837976), (16, 523735), (19, 441040), (20, 418988), (37, 226480), (38, 220520), (40, 209494), (74, 113240), (76, 110260), (80, 104747), (95, 88208), (148, 56620), (149, 56240), (152, 55130), (185, 45296), (190, 44104), (296, 28310), (298, 28120), (304, 27565), (370, 22648), (380, 22052), (592, 14155), (596, 14060), (703, 11920), (740, 11324), (745, 11248), (760, 11026), (1192, 7030), (1406, 5960), (1480, 5662), (1490, 5624), (1520, 5513), (2384, 3515), (2812, 2980), (2831, 2960)]