858342860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1\times {\mathrm{2113}}^1$

素因数の和:3210

約数の個数: 48

約数和(自身を含む): 1900063200

約数和(自身を除く): 1041720340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1069, 2113, 2138, 4226, 4276, 5345, 8452, 10565, 10690, 20311, 21130, 21380, 40147, 40622, 42260, 80294, 81244, 101555, 160588, 200735, 203110, 401470, 406220, 802940, 2258797, 4517594, 9035188, 11293985, 22587970, 42917143, 45175940, 85834286, 171668572, 214585715, 429171430, 858342860]

約数ペア:

[(1, 858342860), (2, 429171430), (4, 214585715), (5, 171668572), (10, 85834286), (19, 45175940), (20, 42917143), (38, 22587970), (76, 11293985), (95, 9035188), (190, 4517594), (380, 2258797), (1069, 802940), (2113, 406220), (2138, 401470), (4226, 203110), (4276, 200735), (5345, 160588), (8452, 101555), (10565, 81244), (10690, 80294), (20311, 42260), (21130, 40622), (21380, 40147)]