57516340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1321}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 138587904

約数和(自身を除く): 81071564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 311, 622, 1244, 1321, 1555, 2177, 2642, 3110, 4354, 5284, 6220, 6605, 8708, 9247, 10885, 13210, 18494, 21770, 26420, 36988, 43540, 46235, 92470, 184940, 410831, 821662, 1643324, 2054155, 2875817, 4108310, 5751634, 8216620, 11503268, 14379085, 28758170, 57516340]

約数ペア:

[(1, 57516340), (2, 28758170), (4, 14379085), (5, 11503268), (7, 8216620), (10, 5751634), (14, 4108310), (20, 2875817), (28, 2054155), (35, 1643324), (70, 821662), (140, 410831), (311, 184940), (622, 92470), (1244, 46235), (1321, 43540), (1555, 36988), (2177, 26420), (2642, 21770), (3110, 18494), (4354, 13210), (5284, 10885), (6220, 9247), (6605, 8708)]