20896620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5903}}^1$

素因数の和:5974

約数の個数: 48

約数和(自身を含む): 59512320

約数和(自身を除く): 38615700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 5903, 11806, 17709, 23612, 29515, 35418, 59030, 70836, 88545, 118060, 177090, 348277, 354180, 696554, 1044831, 1393108, 1741385, 2089662, 3482770, 4179324, 5224155, 6965540, 10448310, 20896620]

約数ペア:

[(1, 20896620), (2, 10448310), (3, 6965540), (4, 5224155), (5, 4179324), (6, 3482770), (10, 2089662), (12, 1741385), (15, 1393108), (20, 1044831), (30, 696554), (59, 354180), (60, 348277), (118, 177090), (177, 118060), (236, 88545), (295, 70836), (354, 59030), (590, 35418), (708, 29515), (885, 23612), (1180, 17709), (1770, 11806), (3540, 5903)]