1772680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 4919040

約数和(自身を除く): 3146360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 487, 520, 728, 910, 974, 1820, 1948, 2435, 3409, 3640, 3896, 4870, 6331, 6818, 9740, 12662, 13636, 17045, 19480, 25324, 27272, 31655, 34090, 44317, 50648, 63310, 68180, 88634, 126620, 136360, 177268, 221585, 253240, 354536, 443170, 886340, 1772680]

約数ペア:

[(1, 1772680), (2, 886340), (4, 443170), (5, 354536), (7, 253240), (8, 221585), (10, 177268), (13, 136360), (14, 126620), (20, 88634), (26, 68180), (28, 63310), (35, 50648), (40, 44317), (52, 34090), (56, 31655), (65, 27272), (70, 25324), (91, 19480), (104, 17045), (130, 13636), (140, 12662), (182, 9740), (260, 6818), (280, 6331), (364, 4870), (455, 3896), (487, 3640), (520, 3409), (728, 2435), (910, 1948), (974, 1820)]