1604680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 4510080

約数和(自身を除く): 2905400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 521, 616, 770, 1042, 1540, 2084, 2605, 3080, 3647, 4168, 5210, 5731, 7294, 10420, 11462, 14588, 18235, 20840, 22924, 28655, 29176, 36470, 40117, 45848, 57310, 72940, 80234, 114620, 145880, 160468, 200585, 229240, 320936, 401170, 802340, 1604680]

約数ペア:

[(1, 1604680), (2, 802340), (4, 401170), (5, 320936), (7, 229240), (8, 200585), (10, 160468), (11, 145880), (14, 114620), (20, 80234), (22, 72940), (28, 57310), (35, 45848), (40, 40117), (44, 36470), (55, 29176), (56, 28655), (70, 22924), (77, 20840), (88, 18235), (110, 14588), (140, 11462), (154, 10420), (220, 7294), (280, 5731), (308, 5210), (385, 4168), (440, 3647), (521, 3080), (616, 2605), (770, 2084), (1042, 1540)]