254184440

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{18313}}^1$

素因数の和:18671

約数の個数: 32

約数和(自身を含む): 573594480

約数和(自身を除く): 319410040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 6940, 13880, 18313, 36626, 73252, 91565, 146504, 183130, 366260, 732520, 6354611, 12709222, 25418444, 31773055, 50836888, 63546110, 127092220, 254184440]

約数ペア:

[(1, 254184440), (2, 127092220), (4, 63546110), (5, 50836888), (8, 31773055), (10, 25418444), (20, 12709222), (40, 6354611), (347, 732520), (694, 366260), (1388, 183130), (1735, 146504), (2776, 91565), (3470, 73252), (6940, 36626), (13880, 18313)]