199462540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{701}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 430938144

約数和(自身を除く): 231475604

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 347, 410, 694, 701, 820, 1388, 1402, 1735, 2804, 3470, 3505, 6940, 7010, 14020, 14227, 28454, 28741, 56908, 57482, 71135, 114964, 142270, 143705, 243247, 284540, 287410, 486494, 574820, 972988, 1216235, 2432470, 4864940, 9973127, 19946254, 39892508, 49865635, 99731270, 199462540]

約数ペア:

[(1, 199462540), (2, 99731270), (4, 49865635), (5, 39892508), (10, 19946254), (20, 9973127), (41, 4864940), (82, 2432470), (164, 1216235), (205, 972988), (347, 574820), (410, 486494), (694, 287410), (701, 284540), (820, 243247), (1388, 143705), (1402, 142270), (1735, 114964), (2804, 71135), (3470, 57482), (3505, 56908), (6940, 28741), (7010, 28454), (14020, 14227)]