808210790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{43853}}^1$

素因数の和:43976

約数の個数: 32

約数和(自身を含む): 1547169120

約数和(自身を除く): 738958330

約数列:

[1, 2, 5, 10, 19, 38, 95, 97, 190, 194, 485, 970, 1843, 3686, 9215, 18430, 43853, 87706, 219265, 438530, 833207, 1666414, 4166035, 4253741, 8332070, 8507482, 21268705, 42537410, 80821079, 161642158, 404105395, 808210790]

約数ペア:

[(1, 808210790), (2, 404105395), (5, 161642158), (10, 80821079), (19, 42537410), (38, 21268705), (95, 8507482), (97, 8332070), (190, 4253741), (194, 4166035), (485, 1666414), (970, 833207), (1843, 438530), (3686, 219265), (9215, 87706), (18430, 43853)]