962780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 2601312

約数和(自身を除く): 1638532

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 230, 260, 299, 322, 364, 455, 460, 529, 598, 644, 805, 910, 1058, 1196, 1495, 1610, 1820, 2093, 2116, 2645, 2990, 3220, 3703, 4186, 5290, 5980, 6877, 7406, 8372, 10465, 10580, 13754, 14812, 18515, 20930, 27508, 34385, 37030, 41860, 48139, 68770, 74060, 96278, 137540, 192556, 240695, 481390, 962780]

約数ペア:

[(1, 962780), (2, 481390), (4, 240695), (5, 192556), (7, 137540), (10, 96278), (13, 74060), (14, 68770), (20, 48139), (23, 41860), (26, 37030), (28, 34385), (35, 27508), (46, 20930), (52, 18515), (65, 14812), (70, 13754), (91, 10580), (92, 10465), (115, 8372), (130, 7406), (140, 6877), (161, 5980), (182, 5290), (230, 4186), (260, 3703), (299, 3220), (322, 2990), (364, 2645), (455, 2116), (460, 2093), (529, 1820), (598, 1610), (644, 1495), (805, 1196), (910, 1058)]