16471520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7919}}^1$

素因数の和:7947

約数の個数: 48

約数和(自身を含む): 41912640

約数和(自身を除く): 25441120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 7919, 15838, 31676, 39595, 63352, 79190, 102947, 126704, 158380, 205894, 253408, 316760, 411788, 514735, 633520, 823576, 1029470, 1267040, 1647152, 2058940, 3294304, 4117880, 8235760, 16471520]

約数ペア:

[(1, 16471520), (2, 8235760), (4, 4117880), (5, 3294304), (8, 2058940), (10, 1647152), (13, 1267040), (16, 1029470), (20, 823576), (26, 633520), (32, 514735), (40, 411788), (52, 316760), (65, 253408), (80, 205894), (104, 158380), (130, 126704), (160, 102947), (208, 79190), (260, 63352), (416, 39595), (520, 31676), (1040, 15838), (2080, 7919)]