10661720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15679}}^1$

素因数の和:15707

約数の個数: 32

約数和(自身を含む): 25401600

約数和(自身を除く): 14739880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 15679, 31358, 62716, 78395, 125432, 156790, 266543, 313580, 533086, 627160, 1066172, 1332715, 2132344, 2665430, 5330860, 10661720]

約数ペア:

[(1, 10661720), (2, 5330860), (4, 2665430), (5, 2132344), (8, 1332715), (10, 1066172), (17, 627160), (20, 533086), (34, 313580), (40, 266543), (68, 156790), (85, 125432), (136, 78395), (170, 62716), (340, 31358), (680, 15679)]