11777660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 25909632

約数和(自身を除く): 14131972

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 205, 212, 265, 271, 410, 530, 542, 820, 1060, 1084, 1355, 2173, 2710, 4346, 5420, 8692, 10865, 11111, 14363, 21730, 22222, 28726, 43460, 44444, 55555, 57452, 71815, 111110, 143630, 222220, 287260, 588883, 1177766, 2355532, 2944415, 5888830, 11777660]

約数ペア:

[(1, 11777660), (2, 5888830), (4, 2944415), (5, 2355532), (10, 1177766), (20, 588883), (41, 287260), (53, 222220), (82, 143630), (106, 111110), (164, 71815), (205, 57452), (212, 55555), (265, 44444), (271, 43460), (410, 28726), (530, 22222), (542, 21730), (820, 14363), (1060, 11111), (1084, 10865), (1355, 8692), (2173, 5420), (2710, 4346)]