15980710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 30492000

約数和(自身を除く): 14511290

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 241, 349, 482, 698, 1205, 1745, 2410, 3490, 4579, 6631, 9158, 13262, 22895, 33155, 45790, 66310, 84109, 168218, 420545, 841090, 1598071, 3196142, 7990355, 15980710]

約数ペア:

[(1, 15980710), (2, 7990355), (5, 3196142), (10, 1598071), (19, 841090), (38, 420545), (95, 168218), (190, 84109), (241, 66310), (349, 45790), (482, 33155), (698, 22895), (1205, 13262), (1745, 9158), (2410, 6631), (3490, 4579)]