16967120

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1619}}^1$

素因数の和:1763

約数の個数: 40

約数和(自身を含む): 39774240

約数和(自身を除く): 22807120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 1619, 2096, 2620, 3238, 5240, 6476, 8095, 10480, 12952, 16190, 25904, 32380, 64760, 129520, 212089, 424178, 848356, 1060445, 1696712, 2120890, 3393424, 4241780, 8483560, 16967120]

約数ペア:

[(1, 16967120), (2, 8483560), (4, 4241780), (5, 3393424), (8, 2120890), (10, 1696712), (16, 1060445), (20, 848356), (40, 424178), (80, 212089), (131, 129520), (262, 64760), (524, 32380), (655, 25904), (1048, 16190), (1310, 12952), (1619, 10480), (2096, 8095), (2620, 6476), (3238, 5240)]