13011468920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{158909}}^1$

素因数の和:159032

約数の個数: 64

約数和(自身を含む): 30892104000

約数和(自身を除く): 17880635080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 445, 460, 712, 890, 920, 1780, 2047, 3560, 4094, 8188, 10235, 16376, 20470, 40940, 81880, 158909, 317818, 635636, 794545, 1271272, 1589090, 3178180, 3654907, 6356360, 7309814, 14142901, 14619628, 18274535, 28285802, 29239256, 36549070, 56571604, 70714505, 73098140, 113143208, 141429010, 146196280, 282858020, 325286723, 565716040, 650573446, 1301146892, 1626433615, 2602293784, 3252867230, 6505734460, 13011468920]

約数ペア:

[(1, 13011468920), (2, 6505734460), (4, 3252867230), (5, 2602293784), (8, 1626433615), (10, 1301146892), (20, 650573446), (23, 565716040), (40, 325286723), (46, 282858020), (89, 146196280), (92, 141429010), (115, 113143208), (178, 73098140), (184, 70714505), (230, 56571604), (356, 36549070), (445, 29239256), (460, 28285802), (712, 18274535), (890, 14619628), (920, 14142901), (1780, 7309814), (2047, 6356360), (3560, 3654907), (4094, 3178180), (8188, 1589090), (10235, 1271272), (16376, 794545), (20470, 635636), (40940, 317818), (81880, 158909)]