2052143600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{394643}}^1$

素因数の和:394674

約数の個数: 60

約数和(自身を含む): 5309540376

約数和(自身を除く): 3257396776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 394643, 789286, 1578572, 1973215, 3157144, 3946430, 5130359, 6314288, 7892860, 9866075, 10260718, 15785720, 19732150, 20521436, 25651795, 31571440, 39464300, 41042872, 51303590, 78928600, 82085744, 102607180, 128258975, 157857200, 205214360, 256517950, 410428720, 513035900, 1026071800, 2052143600]

約数ペア:

[(1, 2052143600), (2, 1026071800), (4, 513035900), (5, 410428720), (8, 256517950), (10, 205214360), (13, 157857200), (16, 128258975), (20, 102607180), (25, 82085744), (26, 78928600), (40, 51303590), (50, 41042872), (52, 39464300), (65, 31571440), (80, 25651795), (100, 20521436), (104, 19732150), (130, 15785720), (200, 10260718), (208, 9866075), (260, 7892860), (325, 6314288), (400, 5130359), (520, 3946430), (650, 3157144), (1040, 1973215), (1300, 1578572), (2600, 789286), (5200, 394643)]