19626480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27259}}^1$

素因数の和:27278

約数の個数: 60

約数和(自身を含む): 65914680

約数和(自身を除く): 46288200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27259, 54518, 81777, 109036, 136295, 163554, 218072, 245331, 272590, 327108, 408885, 436144, 490662, 545180, 654216, 817770, 981324, 1090360, 1226655, 1308432, 1635540, 1962648, 2180720, 2453310, 3271080, 3925296, 4906620, 6542160, 9813240, 19626480]

約数ペア:

[(1, 19626480), (2, 9813240), (3, 6542160), (4, 4906620), (5, 3925296), (6, 3271080), (8, 2453310), (9, 2180720), (10, 1962648), (12, 1635540), (15, 1308432), (16, 1226655), (18, 1090360), (20, 981324), (24, 817770), (30, 654216), (36, 545180), (40, 490662), (45, 436144), (48, 408885), (60, 327108), (72, 272590), (80, 245331), (90, 218072), (120, 163554), (144, 136295), (180, 109036), (240, 81777), (360, 54518), (720, 27259)]