2520107720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{372797}}^1$

素因数の和:372834

約数の個数: 48

約数和(自身を含む): 6139983060

約数和(自身を除く): 3619875340

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 372797, 745594, 1491188, 1863985, 2982376, 3727970, 4846361, 7455940, 9692722, 14911880, 19385444, 24231805, 38770888, 48463610, 63002693, 96927220, 126005386, 193854440, 252010772, 315013465, 504021544, 630026930, 1260053860, 2520107720]

約数ペア:

[(1, 2520107720), (2, 1260053860), (4, 630026930), (5, 504021544), (8, 315013465), (10, 252010772), (13, 193854440), (20, 126005386), (26, 96927220), (40, 63002693), (52, 48463610), (65, 38770888), (104, 24231805), (130, 19385444), (169, 14911880), (260, 9692722), (338, 7455940), (520, 4846361), (676, 3727970), (845, 2982376), (1352, 1863985), (1690, 1491188), (3380, 745594), (6760, 372797)]