1904173850

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{2137}}^1$

素因数の和:2471

約数の個数: 48

約数和(自身を含む): 3607644096

約数和(自身を除く): 1703470246

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 251, 355, 502, 710, 1255, 1775, 2137, 2510, 3550, 4274, 6275, 10685, 12550, 17821, 21370, 35642, 53425, 89105, 106850, 151727, 178210, 303454, 445525, 536387, 758635, 891050, 1072774, 1517270, 2681935, 3793175, 5363870, 7586350, 13409675, 26819350, 38083477, 76166954, 190417385, 380834770, 952086925, 1904173850]

約数ペア:

[(1, 1904173850), (2, 952086925), (5, 380834770), (10, 190417385), (25, 76166954), (50, 38083477), (71, 26819350), (142, 13409675), (251, 7586350), (355, 5363870), (502, 3793175), (710, 2681935), (1255, 1517270), (1775, 1072774), (2137, 891050), (2510, 758635), (3550, 536387), (4274, 445525), (6275, 303454), (10685, 178210), (12550, 151727), (17821, 106850), (21370, 89105), (35642, 53425)]