11897380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 27941760

約数和(自身を除く): 16044380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1319, 1804, 2255, 2638, 4510, 5276, 6595, 9020, 13190, 14509, 26380, 29018, 54079, 58036, 72545, 108158, 145090, 216316, 270395, 290180, 540790, 594869, 1081580, 1189738, 2379476, 2974345, 5948690, 11897380]

約数ペア:

[(1, 11897380), (2, 5948690), (4, 2974345), (5, 2379476), (10, 1189738), (11, 1081580), (20, 594869), (22, 540790), (41, 290180), (44, 270395), (55, 216316), (82, 145090), (110, 108158), (164, 72545), (205, 58036), (220, 54079), (410, 29018), (451, 26380), (820, 14509), (902, 13190), (1319, 9020), (1804, 6595), (2255, 5276), (2638, 4510)]