56215940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{15031}}^1$

素因数の和:15068

約数の個数: 48

約数和(自身を含む): 136370304

約数和(自身を除く): 80154364

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 15031, 30062, 60124, 75155, 150310, 165341, 255527, 300620, 330682, 511054, 661364, 826705, 1022108, 1277635, 1653410, 2555270, 2810797, 3306820, 5110540, 5621594, 11243188, 14053985, 28107970, 56215940]

約数ペア:

[(1, 56215940), (2, 28107970), (4, 14053985), (5, 11243188), (10, 5621594), (11, 5110540), (17, 3306820), (20, 2810797), (22, 2555270), (34, 1653410), (44, 1277635), (55, 1022108), (68, 826705), (85, 661364), (110, 511054), (170, 330682), (187, 300620), (220, 255527), (340, 165341), (374, 150310), (748, 75155), (935, 60124), (1870, 30062), (3740, 15031)]