20109390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3089}}^1$

素因数の和:3137

約数の個数: 64

約数和(自身を含む): 56954880

約数和(自身を除く): 36845490

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3089, 3255, 6178, 6510, 9267, 15445, 18534, 21623, 30890, 43246, 46335, 64869, 92670, 95759, 108115, 129738, 191518, 216230, 287277, 324345, 478795, 574554, 648690, 670313, 957590, 1340626, 1436385, 2010939, 2872770, 3351565, 4021878, 6703130, 10054695, 20109390]

約数ペア:

[(1, 20109390), (2, 10054695), (3, 6703130), (5, 4021878), (6, 3351565), (7, 2872770), (10, 2010939), (14, 1436385), (15, 1340626), (21, 957590), (30, 670313), (31, 648690), (35, 574554), (42, 478795), (62, 324345), (70, 287277), (93, 216230), (105, 191518), (155, 129738), (186, 108115), (210, 95759), (217, 92670), (310, 64869), (434, 46335), (465, 43246), (651, 30890), (930, 21623), (1085, 18534), (1302, 15445), (2170, 9267), (3089, 6510), (3255, 6178)]