16043120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6469}}^1$

素因数の和:6513

約数の個数: 40

約数和(自身を含む): 38509440

約数和(自身を除く): 22466320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6469, 12938, 25876, 32345, 51752, 64690, 103504, 129380, 200539, 258760, 401078, 517520, 802156, 1002695, 1604312, 2005390, 3208624, 4010780, 8021560, 16043120]

約数ペア:

[(1, 16043120), (2, 8021560), (4, 4010780), (5, 3208624), (8, 2005390), (10, 1604312), (16, 1002695), (20, 802156), (31, 517520), (40, 401078), (62, 258760), (80, 200539), (124, 129380), (155, 103504), (248, 64690), (310, 51752), (496, 32345), (620, 25876), (1240, 12938), (2480, 6469)]