802340

素因数分解:

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

素因数の和:548

約数の個数: 48

約数和(自身を含む): 2104704

約数和(自身を除く): 1302364

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 521, 770, 1042, 1540, 2084, 2605, 3647, 5210, 5731, 7294, 10420, 11462, 14588, 18235, 22924, 28655, 36470, 40117, 57310, 72940, 80234, 114620, 160468, 200585, 401170, 802340]

約数ペア:

[(1, 802340), (2, 401170), (4, 200585), (5, 160468), (7, 114620), (10, 80234), (11, 72940), (14, 57310), (20, 40117), (22, 36470), (28, 28655), (35, 22924), (44, 18235), (55, 14588), (70, 11462), (77, 10420), (110, 7294), (140, 5731), (154, 5210), (220, 3647), (308, 2605), (385, 2084), (521, 1540), (770, 1042)]