228996820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{1451}}^1$

素因数の和:2080

約数の個数: 48

約数和(自身を含む): 519095808

約数和(自身を除く): 290098988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 607, 1214, 1451, 2428, 2902, 3035, 5804, 6070, 7255, 7891, 12140, 14510, 15782, 18863, 29020, 31564, 37726, 39455, 75452, 78910, 94315, 157820, 188630, 377260, 880757, 1761514, 3523028, 4403785, 8807570, 11449841, 17615140, 22899682, 45799364, 57249205, 114498410, 228996820]

約数ペア:

[(1, 228996820), (2, 114498410), (4, 57249205), (5, 45799364), (10, 22899682), (13, 17615140), (20, 11449841), (26, 8807570), (52, 4403785), (65, 3523028), (130, 1761514), (260, 880757), (607, 377260), (1214, 188630), (1451, 157820), (2428, 94315), (2902, 78910), (3035, 75452), (5804, 39455), (6070, 37726), (7255, 31564), (7891, 29020), (12140, 18863), (14510, 15782)]