2912008160

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{423257}}^1$

素因数の和:423315

約数の個数: 48

約数和(自身を含む): 7039627056

約数和(自身を除く): 4127618896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 423257, 846514, 1693028, 2116285, 3386056, 4232570, 6772112, 8465140, 13544224, 16930280, 18200051, 33860560, 36400102, 67721120, 72800204, 91000255, 145600408, 182000510, 291200816, 364001020, 582401632, 728002040, 1456004080, 2912008160]

約数ペア:

[(1, 2912008160), (2, 1456004080), (4, 728002040), (5, 582401632), (8, 364001020), (10, 291200816), (16, 182000510), (20, 145600408), (32, 91000255), (40, 72800204), (43, 67721120), (80, 36400102), (86, 33860560), (160, 18200051), (172, 16930280), (215, 13544224), (344, 8465140), (430, 6772112), (688, 4232570), (860, 3386056), (1376, 2116285), (1720, 1693028), (3440, 846514), (6880, 423257)]