22561720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{33179}}^1$

素因数の和:33207

約数の個数: 32

約数和(自身を含む): 53751600

約数和(自身を除く): 31189880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 33179, 66358, 132716, 165895, 265432, 331790, 564043, 663580, 1128086, 1327160, 2256172, 2820215, 4512344, 5640430, 11280860, 22561720]

約数ペア:

[(1, 22561720), (2, 11280860), (4, 5640430), (5, 4512344), (8, 2820215), (10, 2256172), (17, 1327160), (20, 1128086), (34, 663580), (40, 564043), (68, 331790), (85, 265432), (136, 165895), (170, 132716), (340, 66358), (680, 33179)]