2077888040

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{123979}}^1$

素因数の和:124409

約数の個数: 32

約数和(自身を含む): 4686444000

約数和(自身を除く): 2608555960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4190, 8380, 16760, 123979, 247958, 495916, 619895, 991832, 1239790, 2479580, 4959160, 51947201, 103894402, 207788804, 259736005, 415577608, 519472010, 1038944020, 2077888040]

約数ペア:

[(1, 2077888040), (2, 1038944020), (4, 519472010), (5, 415577608), (8, 259736005), (10, 207788804), (20, 103894402), (40, 51947201), (419, 4959160), (838, 2479580), (1676, 1239790), (2095, 991832), (3352, 619895), (4190, 495916), (8380, 247958), (16760, 123979)]