274758980

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{673}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 585975600

約数和(自身を除く): 311216620

約数列:

[1, 2, 4, 5, 10, 20, 137, 149, 274, 298, 548, 596, 673, 685, 745, 1346, 1370, 1490, 2692, 2740, 2980, 3365, 6730, 13460, 20413, 40826, 81652, 92201, 100277, 102065, 184402, 200554, 204130, 368804, 401108, 408260, 461005, 501385, 922010, 1002770, 1844020, 2005540, 13737949, 27475898, 54951796, 68689745, 137379490, 274758980]

約数ペア:

[(1, 274758980), (2, 137379490), (4, 68689745), (5, 54951796), (10, 27475898), (20, 13737949), (137, 2005540), (149, 1844020), (274, 1002770), (298, 922010), (548, 501385), (596, 461005), (673, 408260), (685, 401108), (745, 368804), (1346, 204130), (1370, 200554), (1490, 184402), (2692, 102065), (2740, 100277), (2980, 92201), (3365, 81652), (6730, 40826), (13460, 20413)]