2108600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 5286120

約数和(自身を除く): 3177520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 811, 1300, 1622, 2600, 3244, 4055, 6488, 8110, 10543, 16220, 20275, 21086, 32440, 40550, 42172, 52715, 81100, 84344, 105430, 162200, 210860, 263575, 421720, 527150, 1054300, 2108600]

約数ペア:

[(1, 2108600), (2, 1054300), (4, 527150), (5, 421720), (8, 263575), (10, 210860), (13, 162200), (20, 105430), (25, 84344), (26, 81100), (40, 52715), (50, 42172), (52, 40550), (65, 32440), (100, 21086), (104, 20275), (130, 16220), (200, 10543), (260, 8110), (325, 6488), (520, 4055), (650, 3244), (811, 2600), (1300, 1622)]