4812890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 9270720

約数和(自身を除く): 4457830

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 347, 365, 694, 730, 1387, 1735, 2774, 3470, 6593, 6935, 13186, 13870, 25331, 32965, 50662, 65930, 126655, 253310, 481289, 962578, 2406445, 4812890]

約数ペア:

[(1, 4812890), (2, 2406445), (5, 962578), (10, 481289), (19, 253310), (38, 126655), (73, 65930), (95, 50662), (146, 32965), (190, 25331), (347, 13870), (365, 13186), (694, 6935), (730, 6593), (1387, 3470), (1735, 2774)]