18820080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8713}}^1$

素因数の和:8735

約数の個数: 80

約数和(自身を含む): 64832160

約数和(自身を除く): 46012080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 8713, 17426, 26139, 34852, 43565, 52278, 69704, 78417, 87130, 104556, 130695, 139408, 156834, 174260, 209112, 235251, 261390, 313668, 348520, 392085, 418224, 470502, 522780, 627336, 697040, 784170, 941004, 1045560, 1176255, 1254672, 1568340, 1882008, 2091120, 2352510, 3136680, 3764016, 4705020, 6273360, 9410040, 18820080]

約数ペア:

[(1, 18820080), (2, 9410040), (3, 6273360), (4, 4705020), (5, 3764016), (6, 3136680), (8, 2352510), (9, 2091120), (10, 1882008), (12, 1568340), (15, 1254672), (16, 1176255), (18, 1045560), (20, 941004), (24, 784170), (27, 697040), (30, 627336), (36, 522780), (40, 470502), (45, 418224), (48, 392085), (54, 348520), (60, 313668), (72, 261390), (80, 235251), (90, 209112), (108, 174260), (120, 156834), (135, 139408), (144, 130695), (180, 104556), (216, 87130), (240, 78417), (270, 69704), (360, 52278), (432, 43565), (540, 34852), (720, 26139), (1080, 17426), (2160, 8713)]