16842740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 37632000

約数和(自身を除く): 20789260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 349, 380, 508, 635, 698, 1270, 1396, 1745, 2413, 2540, 3490, 4826, 6631, 6980, 9652, 12065, 13262, 24130, 26524, 33155, 44323, 48260, 66310, 88646, 132620, 177292, 221615, 443230, 842137, 886460, 1684274, 3368548, 4210685, 8421370, 16842740]

約数ペア:

[(1, 16842740), (2, 8421370), (4, 4210685), (5, 3368548), (10, 1684274), (19, 886460), (20, 842137), (38, 443230), (76, 221615), (95, 177292), (127, 132620), (190, 88646), (254, 66310), (349, 48260), (380, 44323), (508, 33155), (635, 26524), (698, 24130), (1270, 13262), (1396, 12065), (1745, 9652), (2413, 6980), (2540, 6631), (3490, 4826)]