872207620

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{839}}^1\times {\mathrm{881}}^1$

素因数の和:1788

約数の個数: 48

約数和(自身を含む): 1867017600

約数和(自身を除く): 994809980

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 839, 881, 1180, 1678, 1762, 3356, 3524, 4195, 4405, 8390, 8810, 16780, 17620, 49501, 51979, 99002, 103958, 198004, 207916, 247505, 259895, 495010, 519790, 739159, 990020, 1039580, 1478318, 2956636, 3695795, 7391590, 14783180, 43610381, 87220762, 174441524, 218051905, 436103810, 872207620]

約数ペア:

[(1, 872207620), (2, 436103810), (4, 218051905), (5, 174441524), (10, 87220762), (20, 43610381), (59, 14783180), (118, 7391590), (236, 3695795), (295, 2956636), (590, 1478318), (839, 1039580), (881, 990020), (1180, 739159), (1678, 519790), (1762, 495010), (3356, 259895), (3524, 247505), (4195, 207916), (4405, 198004), (8390, 103958), (8810, 99002), (16780, 51979), (17620, 49501)]