27388880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:556

約数の個数: 80

約数和(自身を含む): 68983680

約数和(自身を除く): 41594800

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, 487, 592, 703, 740, 760, 974, 1406, 1480, 1520, 1948, 2435, 2812, 2960, 3515, 3896, 4870, 5624, 7030, 7792, 9253, 9740, 11248, 14060, 18019, 18506, 19480, 28120, 36038, 37012, 38960, 46265, 56240, 72076, 74024, 90095, 92530, 144152, 148048, 180190, 185060, 288304, 342361, 360380, 370120, 684722, 720760, 740240, 1369444, 1441520, 1711805, 2738888, 3423610, 5477776, 6847220, 13694440, 27388880]

約数ペア:

[(1, 27388880), (2, 13694440), (4, 6847220), (5, 5477776), (8, 3423610), (10, 2738888), (16, 1711805), (19, 1441520), (20, 1369444), (37, 740240), (38, 720760), (40, 684722), (74, 370120), (76, 360380), (80, 342361), (95, 288304), (148, 185060), (152, 180190), (185, 148048), (190, 144152), (296, 92530), (304, 90095), (370, 74024), (380, 72076), (487, 56240), (592, 46265), (703, 38960), (740, 37012), (760, 36038), (974, 28120), (1406, 19480), (1480, 18506), (1520, 18019), (1948, 14060), (2435, 11248), (2812, 9740), (2960, 9253), (3515, 7792), (3896, 7030), (4870, 5624)]