3959800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1523}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 9921240

約数和(自身を除く): 5961440

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, 1300, 1523, 2600, 3046, 6092, 7615, 12184, 15230, 19799, 30460, 38075, 39598, 60920, 76150, 79196, 98995, 152300, 158392, 197990, 304600, 395980, 494975, 791960, 989950, 1979900, 3959800]

約数ペア:

[(1, 3959800), (2, 1979900), (4, 989950), (5, 791960), (8, 494975), (10, 395980), (13, 304600), (20, 197990), (25, 158392), (26, 152300), (40, 98995), (50, 79196), (52, 76150), (65, 60920), (100, 39598), (104, 38075), (130, 30460), (200, 19799), (260, 15230), (325, 12184), (520, 7615), (650, 6092), (1300, 3046), (1523, 2600)]