920828220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1180549}}^1$

素因数の和:1180574

約数の個数: 48

約数和(自身を含む): 2776653600

約数和(自身を除く): 1855825380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1180549, 2361098, 3541647, 4722196, 5902745, 7083294, 11805490, 14166588, 15347137, 17708235, 23610980, 30694274, 35416470, 46041411, 61388548, 70832940, 76735685, 92082822, 153471370, 184165644, 230207055, 306942740, 460414110, 920828220]

約数ペア:

[(1, 920828220), (2, 460414110), (3, 306942740), (4, 230207055), (5, 184165644), (6, 153471370), (10, 92082822), (12, 76735685), (13, 70832940), (15, 61388548), (20, 46041411), (26, 35416470), (30, 30694274), (39, 23610980), (52, 17708235), (60, 15347137), (65, 14166588), (78, 11805490), (130, 7083294), (156, 5902745), (195, 4722196), (260, 3541647), (390, 2361098), (780, 1180549)]