3864980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1453}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 9770880

約数和(自身を除く): 5905900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 1453, 2660, 2906, 5812, 7265, 10171, 14530, 20342, 27607, 29060, 40684, 50855, 55214, 101710, 110428, 138035, 193249, 203420, 276070, 386498, 552140, 772996, 966245, 1932490, 3864980]

約数ペア:

[(1, 3864980), (2, 1932490), (4, 966245), (5, 772996), (7, 552140), (10, 386498), (14, 276070), (19, 203420), (20, 193249), (28, 138035), (35, 110428), (38, 101710), (70, 55214), (76, 50855), (95, 40684), (133, 29060), (140, 27607), (190, 20342), (266, 14530), (380, 10171), (532, 7265), (665, 5812), (1330, 2906), (1453, 2660)]