20630850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1741}}^1$

素因数の和:1835

約数の個数: 48

約数和(自身を含む): 51841920

約数和(自身を除く): 31211070

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 79, 150, 158, 237, 395, 474, 790, 1185, 1741, 1975, 2370, 3482, 3950, 5223, 5925, 8705, 10446, 11850, 17410, 26115, 43525, 52230, 87050, 130575, 137539, 261150, 275078, 412617, 687695, 825234, 1375390, 2063085, 3438475, 4126170, 6876950, 10315425, 20630850]

約数ペア:

[(1, 20630850), (2, 10315425), (3, 6876950), (5, 4126170), (6, 3438475), (10, 2063085), (15, 1375390), (25, 825234), (30, 687695), (50, 412617), (75, 275078), (79, 261150), (150, 137539), (158, 130575), (237, 87050), (395, 52230), (474, 43525), (790, 26115), (1185, 17410), (1741, 11850), (1975, 10446), (2370, 8705), (3482, 5925), (3950, 5223)]