27795740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 68774832

約数和(自身を除く): 40979092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 113, 140, 196, 226, 245, 251, 452, 490, 502, 565, 791, 980, 1004, 1130, 1255, 1582, 1757, 2260, 2510, 3164, 3514, 3955, 5020, 5537, 7028, 7910, 8785, 11074, 12299, 15820, 17570, 22148, 24598, 27685, 28363, 35140, 49196, 55370, 56726, 61495, 110740, 113452, 122990, 141815, 198541, 245980, 283630, 397082, 567260, 794164, 992705, 1389787, 1985410, 2779574, 3970820, 5559148, 6948935, 13897870, 27795740]

約数ペア:

[(1, 27795740), (2, 13897870), (4, 6948935), (5, 5559148), (7, 3970820), (10, 2779574), (14, 1985410), (20, 1389787), (28, 992705), (35, 794164), (49, 567260), (70, 397082), (98, 283630), (113, 245980), (140, 198541), (196, 141815), (226, 122990), (245, 113452), (251, 110740), (452, 61495), (490, 56726), (502, 55370), (565, 49196), (791, 35140), (980, 28363), (1004, 27685), (1130, 24598), (1255, 22148), (1582, 17570), (1757, 15820), (2260, 12299), (2510, 11074), (3164, 8785), (3514, 7910), (3955, 7028), (5020, 5537)]