201819460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{1223}}^1$

素因数の和:1492

約数の個数: 48

約数和(自身を含む): 437584896

約数和(自身を除く): 235765436

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 223, 370, 446, 740, 892, 1115, 1223, 2230, 2446, 4460, 4892, 6115, 8251, 12230, 16502, 24460, 33004, 41255, 45251, 82510, 90502, 165020, 181004, 226255, 272729, 452510, 545458, 905020, 1090916, 1363645, 2727290, 5454580, 10090973, 20181946, 40363892, 50454865, 100909730, 201819460]

約数ペア:

[(1, 201819460), (2, 100909730), (4, 50454865), (5, 40363892), (10, 20181946), (20, 10090973), (37, 5454580), (74, 2727290), (148, 1363645), (185, 1090916), (223, 905020), (370, 545458), (446, 452510), (740, 272729), (892, 226255), (1115, 181004), (1223, 165020), (2230, 90502), (2446, 82510), (4460, 45251), (4892, 41255), (6115, 33004), (8251, 24460), (12230, 16502)]