16682960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^3$

素因数の和:113

約数の個数: 80

約数和(自身を含む): 45806592

約数和(自身を除く): 29123632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 961, 1085, 1240, 1736, 1922, 2170, 2480, 3472, 3844, 4340, 4805, 6727, 7688, 8680, 9610, 13454, 15376, 17360, 19220, 26908, 29791, 33635, 38440, 53816, 59582, 67270, 76880, 107632, 119164, 134540, 148955, 208537, 238328, 269080, 297910, 417074, 476656, 538160, 595820, 834148, 1042685, 1191640, 1668296, 2085370, 2383280, 3336592, 4170740, 8341480, 16682960]

約数ペア:

[(1, 16682960), (2, 8341480), (4, 4170740), (5, 3336592), (7, 2383280), (8, 2085370), (10, 1668296), (14, 1191640), (16, 1042685), (20, 834148), (28, 595820), (31, 538160), (35, 476656), (40, 417074), (56, 297910), (62, 269080), (70, 238328), (80, 208537), (112, 148955), (124, 134540), (140, 119164), (155, 107632), (217, 76880), (248, 67270), (280, 59582), (310, 53816), (434, 38440), (496, 33635), (560, 29791), (620, 26908), (868, 19220), (961, 17360), (1085, 15376), (1240, 13454), (1736, 9610), (1922, 8680), (2170, 7688), (2480, 6727), (3472, 4805), (3844, 4340)]