413790860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{72089}}^1$

素因数の和:72146

約数の個数: 48

約数和(自身を含む): 1017334080

約数和(自身を除く): 603543220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 72089, 144178, 288356, 360445, 504623, 720890, 1009246, 1441780, 2018492, 2523115, 2955649, 5046230, 5911298, 10092460, 11822596, 14778245, 20689543, 29556490, 41379086, 59112980, 82758172, 103447715, 206895430, 413790860]

約数ペア:

[(1, 413790860), (2, 206895430), (4, 103447715), (5, 82758172), (7, 59112980), (10, 41379086), (14, 29556490), (20, 20689543), (28, 14778245), (35, 11822596), (41, 10092460), (70, 5911298), (82, 5046230), (140, 2955649), (164, 2523115), (205, 2018492), (287, 1441780), (410, 1009246), (574, 720890), (820, 504623), (1148, 360445), (1435, 288356), (2870, 144178), (5740, 72089)]