17624740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 44041536

約数和(自身を除く): 26416796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 131, 140, 155, 217, 262, 310, 434, 524, 620, 655, 868, 917, 961, 1085, 1310, 1834, 1922, 2170, 2620, 3668, 3844, 4061, 4340, 4585, 4805, 6727, 8122, 9170, 9610, 13454, 16244, 18340, 19220, 20305, 26908, 28427, 33635, 40610, 56854, 67270, 81220, 113708, 125891, 134540, 142135, 251782, 284270, 503564, 568540, 629455, 881237, 1258910, 1762474, 2517820, 3524948, 4406185, 8812370, 17624740]

約数ペア:

[(1, 17624740), (2, 8812370), (4, 4406185), (5, 3524948), (7, 2517820), (10, 1762474), (14, 1258910), (20, 881237), (28, 629455), (31, 568540), (35, 503564), (62, 284270), (70, 251782), (124, 142135), (131, 134540), (140, 125891), (155, 113708), (217, 81220), (262, 67270), (310, 56854), (434, 40610), (524, 33635), (620, 28427), (655, 26908), (868, 20305), (917, 19220), (961, 18340), (1085, 16244), (1310, 13454), (1834, 9610), (1922, 9170), (2170, 8122), (2620, 6727), (3668, 4805), (3844, 4585), (4061, 4340)]