1900683620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{454709}}^1$

素因数の和:454748

約数の個数: 48

約数和(自身を含む): 4583476800

約数和(自身を除く): 2682793180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 454709, 909418, 1818836, 2273545, 4547090, 5001799, 8639471, 9094180, 10003598, 17278942, 20007196, 25008995, 34557884, 43197355, 50017990, 86394710, 95034181, 100035980, 172789420, 190068362, 380136724, 475170905, 950341810, 1900683620]

約数ペア:

[(1, 1900683620), (2, 950341810), (4, 475170905), (5, 380136724), (10, 190068362), (11, 172789420), (19, 100035980), (20, 95034181), (22, 86394710), (38, 50017990), (44, 43197355), (55, 34557884), (76, 25008995), (95, 20007196), (110, 17278942), (190, 10003598), (209, 9094180), (220, 8639471), (380, 5001799), (418, 4547090), (836, 2273545), (1045, 1818836), (2090, 909418), (4180, 454709)]