27490720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9043}}^1$

素因数の和:9077

約数の個数: 48

約数和(自身を含む): 68372640

約数和(自身を除く): 40881920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 9043, 18086, 36172, 45215, 72344, 90430, 144688, 171817, 180860, 289376, 343634, 361720, 687268, 723440, 859085, 1374536, 1446880, 1718170, 2749072, 3436340, 5498144, 6872680, 13745360, 27490720]

約数ペア:

[(1, 27490720), (2, 13745360), (4, 6872680), (5, 5498144), (8, 3436340), (10, 2749072), (16, 1718170), (19, 1446880), (20, 1374536), (32, 859085), (38, 723440), (40, 687268), (76, 361720), (80, 343634), (95, 289376), (152, 180860), (160, 171817), (190, 144688), (304, 90430), (380, 72344), (608, 45215), (760, 36172), (1520, 18086), (3040, 9043)]