20317710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3121}}^1$

素因数の和:3169

約数の個数: 64

約数和(自身を含む): 57544704

約数和(自身を除く): 37226994

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, 3121, 3255, 6242, 6510, 9363, 15605, 18726, 21847, 31210, 43694, 46815, 65541, 93630, 96751, 109235, 131082, 193502, 218470, 290253, 327705, 483755, 580506, 655410, 677257, 967510, 1354514, 1451265, 2031771, 2902530, 3386285, 4063542, 6772570, 10158855, 20317710]

約数ペア:

[(1, 20317710), (2, 10158855), (3, 6772570), (5, 4063542), (6, 3386285), (7, 2902530), (10, 2031771), (14, 1451265), (15, 1354514), (21, 967510), (30, 677257), (31, 655410), (35, 580506), (42, 483755), (62, 327705), (70, 290253), (93, 218470), (105, 193502), (155, 131082), (186, 109235), (210, 96751), (217, 93630), (310, 65541), (434, 46815), (465, 43694), (651, 31210), (930, 21847), (1085, 18726), (1302, 15605), (2170, 9363), (3121, 6510), (3255, 6242)]