2554220020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1031}}^1\times {\mathrm{11261}}^1$

素因数の和:12312

約数の個数: 48

約数和(自身を含む): 5857681536

約数和(自身を除く): 3303461516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1031, 2062, 4124, 5155, 10310, 11261, 11341, 20620, 22522, 22682, 45044, 45364, 56305, 56705, 112610, 113410, 123871, 225220, 226820, 247742, 495484, 619355, 1238710, 2477420, 11610091, 23220182, 46440364, 58050455, 116100910, 127711001, 232201820, 255422002, 510844004, 638555005, 1277110010, 2554220020]

約数ペア:

[(1, 2554220020), (2, 1277110010), (4, 638555005), (5, 510844004), (10, 255422002), (11, 232201820), (20, 127711001), (22, 116100910), (44, 58050455), (55, 46440364), (110, 23220182), (220, 11610091), (1031, 2477420), (2062, 1238710), (4124, 619355), (5155, 495484), (10310, 247742), (11261, 226820), (11341, 225220), (20620, 123871), (22522, 113410), (22682, 112610), (45044, 56705), (45364, 56305)]