888802980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1139491}}^1$

素因数の和:1139516

約数の個数: 48

約数和(自身を含む): 2680085184

約数和(自身を除く): 1791282204

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, 1139491, 2278982, 3418473, 4557964, 5697455, 6836946, 11394910, 13673892, 14813383, 17092365, 22789820, 29626766, 34184730, 44440149, 59253532, 68369460, 74066915, 88880298, 148133830, 177760596, 222200745, 296267660, 444401490, 888802980]

約数ペア:

[(1, 888802980), (2, 444401490), (3, 296267660), (4, 222200745), (5, 177760596), (6, 148133830), (10, 88880298), (12, 74066915), (13, 68369460), (15, 59253532), (20, 44440149), (26, 34184730), (30, 29626766), (39, 22789820), (52, 17092365), (60, 14813383), (65, 13673892), (78, 11394910), (130, 6836946), (156, 5697455), (195, 4557964), (260, 3418473), (390, 2278982), (780, 1139491)]