1827941180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{12577}}^1$

素因数の和:12655

約数の個数: 72

約数和(自身を含む): 4253678352

約数和(自身を除く): 2425737172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 169, 172, 215, 260, 338, 430, 559, 676, 845, 860, 1118, 1690, 2236, 2795, 3380, 5590, 7267, 11180, 12577, 14534, 25154, 29068, 36335, 50308, 62885, 72670, 125770, 145340, 163501, 251540, 327002, 540811, 654004, 817505, 1081622, 1635010, 2125513, 2163244, 2704055, 3270020, 4251026, 5408110, 7030543, 8502052, 10627565, 10816220, 14061086, 21255130, 28122172, 35152715, 42510260, 70305430, 91397059, 140610860, 182794118, 365588236, 456985295, 913970590, 1827941180]

約数ペア:

[(1, 1827941180), (2, 913970590), (4, 456985295), (5, 365588236), (10, 182794118), (13, 140610860), (20, 91397059), (26, 70305430), (43, 42510260), (52, 35152715), (65, 28122172), (86, 21255130), (130, 14061086), (169, 10816220), (172, 10627565), (215, 8502052), (260, 7030543), (338, 5408110), (430, 4251026), (559, 3270020), (676, 2704055), (845, 2163244), (860, 2125513), (1118, 1635010), (1690, 1081622), (2236, 817505), (2795, 654004), (3380, 540811), (5590, 327002), (7267, 251540), (11180, 163501), (12577, 145340), (14534, 125770), (25154, 72670), (29068, 62885), (36335, 50308)]