2018769990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{13291}}^1$

素因数の和:13445

約数の個数: 64

約数和(自身を含む): 4984180992

約数和(自身を除く): 2965411002

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 83, 122, 166, 183, 249, 305, 366, 415, 498, 610, 830, 915, 1245, 1830, 2490, 5063, 10126, 13291, 15189, 25315, 26582, 30378, 39873, 50630, 66455, 75945, 79746, 132910, 151890, 199365, 398730, 810751, 1103153, 1621502, 2206306, 2432253, 3309459, 4053755, 4864506, 5515765, 6618918, 8107510, 11031530, 12161265, 16547295, 24322530, 33094590, 67292333, 134584666, 201876999, 336461665, 403753998, 672923330, 1009384995, 2018769990]

約数ペア:

[(1, 2018769990), (2, 1009384995), (3, 672923330), (5, 403753998), (6, 336461665), (10, 201876999), (15, 134584666), (30, 67292333), (61, 33094590), (83, 24322530), (122, 16547295), (166, 12161265), (183, 11031530), (249, 8107510), (305, 6618918), (366, 5515765), (415, 4864506), (498, 4053755), (610, 3309459), (830, 2432253), (915, 2206306), (1245, 1621502), (1830, 1103153), (2490, 810751), (5063, 398730), (10126, 199365), (13291, 151890), (15189, 132910), (25315, 79746), (26582, 75945), (30378, 66455), (39873, 50630)]