29456720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8563}}^1$

素因数の和:8619

約数の個数: 40

約数和(自身を含む): 70087776

約数和(自身を除く): 40631056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 8563, 17126, 34252, 42815, 68504, 85630, 137008, 171260, 342520, 368209, 685040, 736418, 1472836, 1841045, 2945672, 3682090, 5891344, 7364180, 14728360, 29456720]

約数ペア:

[(1, 29456720), (2, 14728360), (4, 7364180), (5, 5891344), (8, 3682090), (10, 2945672), (16, 1841045), (20, 1472836), (40, 736418), (43, 685040), (80, 368209), (86, 342520), (172, 171260), (215, 137008), (344, 85630), (430, 68504), (688, 42815), (860, 34252), (1720, 17126), (3440, 8563)]