2057900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1583}}^1$

素因数の和:1610

約数の個数: 36

約数和(自身を含む): 4812192

約数和(自身を除く): 2754292

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1583, 3166, 6332, 7915, 15830, 20579, 31660, 39575, 41158, 79150, 82316, 102895, 158300, 205790, 411580, 514475, 1028950, 2057900]

約数ペア:

[(1, 2057900), (2, 1028950), (4, 514475), (5, 411580), (10, 205790), (13, 158300), (20, 102895), (25, 82316), (26, 79150), (50, 41158), (52, 39575), (65, 31660), (100, 20579), (130, 15830), (260, 7915), (325, 6332), (650, 3166), (1300, 1583)]