16172940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{5501}}^1$

素因数の和:5527

約数の個数: 72

約数和(自身を含む): 52687152

約数和(自身を除く): 36514212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 5501, 11002, 16503, 22004, 27505, 33006, 38507, 55010, 66012, 77014, 82515, 110020, 115521, 154028, 165030, 192535, 231042, 269549, 330060, 385070, 462084, 539098, 577605, 770140, 808647, 1078196, 1155210, 1347745, 1617294, 2310420, 2695490, 3234588, 4043235, 5390980, 8086470, 16172940]

約数ペア:

[(1, 16172940), (2, 8086470), (3, 5390980), (4, 4043235), (5, 3234588), (6, 2695490), (7, 2310420), (10, 1617294), (12, 1347745), (14, 1155210), (15, 1078196), (20, 808647), (21, 770140), (28, 577605), (30, 539098), (35, 462084), (42, 385070), (49, 330060), (60, 269549), (70, 231042), (84, 192535), (98, 165030), (105, 154028), (140, 115521), (147, 110020), (196, 82515), (210, 77014), (245, 66012), (294, 55010), (420, 38507), (490, 33006), (588, 27505), (735, 22004), (980, 16503), (1470, 11002), (2940, 5501)]