1955720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3761}}^1$

素因数の和:3785

約数の個数: 32

約数和(自身を含む): 4740120

約数和(自身を除く): 2784400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3761, 7522, 15044, 18805, 30088, 37610, 48893, 75220, 97786, 150440, 195572, 244465, 391144, 488930, 977860, 1955720]

約数ペア:

[(1, 1955720), (2, 977860), (4, 488930), (5, 391144), (8, 244465), (10, 195572), (13, 150440), (20, 97786), (26, 75220), (40, 48893), (52, 37610), (65, 30088), (104, 18805), (130, 15044), (260, 7522), (520, 3761)]