2051265860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{23747}}^1$

素因数の和:24380

約数の個数: 48

約数和(自身を含む): 4931224704

約数和(自身を除く): 2879958844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617, 1234, 2468, 3085, 4319, 6170, 8638, 12340, 17276, 21595, 23747, 43190, 47494, 86380, 94988, 118735, 166229, 237470, 332458, 474940, 664916, 831145, 1662290, 3324580, 14651899, 29303798, 58607596, 73259495, 102563293, 146518990, 205126586, 293037980, 410253172, 512816465, 1025632930, 2051265860]

約数ペア:

[(1, 2051265860), (2, 1025632930), (4, 512816465), (5, 410253172), (7, 293037980), (10, 205126586), (14, 146518990), (20, 102563293), (28, 73259495), (35, 58607596), (70, 29303798), (140, 14651899), (617, 3324580), (1234, 1662290), (2468, 831145), (3085, 664916), (4319, 474940), (6170, 332458), (8638, 237470), (12340, 166229), (17276, 118735), (21595, 94988), (23747, 86380), (43190, 47494)]