38201720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56179}}^1$

素因数の和:56207

約数の個数: 32

約数和(自身を含む): 91011600

約数和(自身を除く): 52809880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 56179, 112358, 224716, 280895, 449432, 561790, 955043, 1123580, 1910086, 2247160, 3820172, 4775215, 7640344, 9550430, 19100860, 38201720]

約数ペア:

[(1, 38201720), (2, 19100860), (4, 9550430), (5, 7640344), (8, 4775215), (10, 3820172), (17, 2247160), (20, 1910086), (34, 1123580), (40, 955043), (68, 561790), (85, 449432), (136, 280895), (170, 224716), (340, 112358), (680, 56179)]