24870980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 54598320

約数和(自身を除く): 29727340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 137, 145, 274, 290, 313, 548, 580, 626, 685, 1252, 1370, 1565, 2740, 3130, 3973, 6260, 7946, 9077, 15892, 18154, 19865, 36308, 39730, 42881, 45385, 79460, 85762, 90770, 171524, 181540, 214405, 428810, 857620, 1243549, 2487098, 4974196, 6217745, 12435490, 24870980]

約数ペア:

[(1, 24870980), (2, 12435490), (4, 6217745), (5, 4974196), (10, 2487098), (20, 1243549), (29, 857620), (58, 428810), (116, 214405), (137, 181540), (145, 171524), (274, 90770), (290, 85762), (313, 79460), (548, 45385), (580, 42881), (626, 39730), (685, 36308), (1252, 19865), (1370, 18154), (1565, 15892), (2740, 9077), (3130, 7946), (3973, 6260)]