20386230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 52627968

約数和(自身を除く): 32241738

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 71, 85, 102, 142, 170, 213, 255, 355, 426, 510, 563, 710, 1065, 1126, 1207, 1689, 2130, 2414, 2815, 3378, 3621, 5630, 6035, 7242, 8445, 9571, 12070, 16890, 18105, 19142, 28713, 36210, 39973, 47855, 57426, 79946, 95710, 119919, 143565, 199865, 239838, 287130, 399730, 599595, 679541, 1199190, 1359082, 2038623, 3397705, 4077246, 6795410, 10193115, 20386230]

約数ペア:

[(1, 20386230), (2, 10193115), (3, 6795410), (5, 4077246), (6, 3397705), (10, 2038623), (15, 1359082), (17, 1199190), (30, 679541), (34, 599595), (51, 399730), (71, 287130), (85, 239838), (102, 199865), (142, 143565), (170, 119919), (213, 95710), (255, 79946), (355, 57426), (426, 47855), (510, 39973), (563, 36210), (710, 28713), (1065, 19142), (1126, 18105), (1207, 16890), (1689, 12070), (2130, 9571), (2414, 8445), (2815, 7242), (3378, 6035), (3621, 5630)]