4023500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 9478560

約数和(自身を除く): 5455060

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 619, 650, 1238, 1300, 1625, 2476, 3095, 3250, 6190, 6500, 8047, 12380, 15475, 16094, 30950, 32188, 40235, 61900, 77375, 80470, 154750, 160940, 201175, 309500, 402350, 804700, 1005875, 2011750, 4023500]

約数ペア:

[(1, 4023500), (2, 2011750), (4, 1005875), (5, 804700), (10, 402350), (13, 309500), (20, 201175), (25, 160940), (26, 154750), (50, 80470), (52, 77375), (65, 61900), (100, 40235), (125, 32188), (130, 30950), (250, 16094), (260, 15475), (325, 12380), (500, 8047), (619, 6500), (650, 6190), (1238, 3250), (1300, 3095), (1625, 2476)]